MEASUREMENT Physical Quantities: Time pendulum
version
Ejs Open Source Real Pendulum Model java applet with updated features like theory period, force diagram, energy bars, drag model, reference potential energy, number of complete oscillation counter etc
http://weelookang.blogspot.com/2010/06/physical-quantities-and-units.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_Pendulumwee.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_Pendulumwee.jar
author: Wolfgang Christian and F. Esquembre and lookangMEASUREMENT Physical Quantities: Time Pendulum for Primary School
http://weelookang.blogspot.com/2012/02/primary-school-remix-for-pendulum.html
Primary School remix for Pendulum by mr.matt.hatter@gmail.com
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_matthatterPendulumweemat03.jar
https://sites.google.com/site/perfectodemolito/simulation
Author: Wolfgang Christian and F. Esquembre http://www.compadre.org/osp/items/detail.cfm?ID=7567
Author: lookang (remix version) http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=818.0
Author: W. Christian, F. Esquembre , lookang and mr.matt.hatter@gmail.com (this primary school version)
MEASUREMENT Physical Quantities: 15 Pendulum uncoupled for amazing wave effect
MEASUREMENT Physical Quantities: Stop Watch
Ejs Open Source Stop Watch Model Java Applet with enhanced integer values for game and minute/second hands
http://weelookang.blogspot.sg/2011/08/ejs-open-source-stop-watch-model.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_Stopwatchmagnifywee.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_Stopwatchmagnifywee.jar
author: dhasthagheer, added on by Fu-Kwun Hwang, and now slightly remixed by lookang
MEASUREMENT Physical Quantities: Stop Watch 2
Ejs Open Source Stop Watch and Timer Model Java Applet with enhanced integer values for game and minute/second hands
http://weelookang.blogspot.sg/2011/08/ejs-open-source-stop-watch-model.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_Stopwatchmagnifywee02.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_Stopwatchmagnifywee02.jar
author: dhasthagheer, added on by Fu-Kwun Hwang, and now slightly remixed by lookangMEASUREMENT Physical Quantities: Clock 12 hour & 24 hour
Ejs Open Source Real Clock Model Java Applet by Fu-Kwun Hwang remixed by lookang
http://weelookang.blogspot.sg/2011/08/ejs-open-source-real-clock-model-java.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_clock24wee01.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_clock24wee01.jar
author: Fu-Kwun Hwang remixed by lookangMEASUREMENT Physical Quantities: Cathode Ray Oscilloscope
Ejs Open Source Cathode Ray Oscilloscope CRO Java Applet remixed version and bug fixed!
http://weelookang.blogspot.sg/2012/10/ejs-open-source-cathode-ray.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_oscilloscopewee.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_oscilloscopewee.jar
Author: Fu-Kwun and lookang (this remix version)MEASUREMENT Physical Quantities: Vernier Callipers
31 October 2011 added magnify and random length objects to challenge students to think more, hopefully more fun to figure out for themselves!
http://weelookang.blogspot.sg/2010/06/ejs-open-source-vernier-calipers-java.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_AAPTVernierCaliper.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_AAPTVernierCaliper.jar
author: Fu-Kwun and lookang (this remix version)MEASUREMENT Physical Quantities: Micrometer
added ability to magnify and a randomize object width
http://weelookang.blogspot.sg/2010/06/ejs-open-source-micrometer-java-applet.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_Micrometer02.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_Micrometer02.jar
authors: Fu-Kwun and lookang and wolfgangScalars and Vectors: Represent vector of horizontal and vertical components
Scalars and Vectors: Magnitude of a Vector
Scalars and Vectors: Resolving a Vector in 2 Perpendicular Directions
Scalars and Vectors: Vector Addition by Graphical Method
Newtonian Mechanics: Ticker Tape Timer
Newtonian Mechanics: Kinematics of 1 object Horizontally
Newtonian Mechanics: Kinematics of 1 object Horizontally (Phet the moving man)
click to run PheT appet Newtonian Mechanics: Kinematics of a Ball Bouncing Vertically
Newtonian Mechanics: Kinematics of a Car, Traffic Light and Reaction Time
http://weelookang.blogspot.com/2011/10/ejs-open-source-reaction-time.html
Ejs Open Source Reaction Time Measurement Traffic Light Model Java Applet
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_reactionTimewee.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_reactionTimewee.jar
authors:Fu-Kwun Hwang this version remixed by lookangNewtonian Mechanics: Projectile Motion With and Without Air Resistance
Projectile Motion (with/without air resistance)
http://weelookang.blogspot.com/2010/06/ejs-open-source-creative-commons.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_Projectile02.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_Projectile02.jar
author: lookang based on the works of paco
worksheet by
RVHS (lead): https://www.dropbox.com/s/6tv1twkc5u92pb2/P04%20EduLabs%20%28tr%29%20v2wee.docNewtonian Mechanics: Rectilinear Motion of 2 Objects Racing
Newtonian Mechanics: 2D Elastic Collision
http://weelookang.blogspot.sg/2011/05/ejs-open-source-2d-collision-model-java.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_ElasticCollision.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/exportarchived/ejs_ElasticCollision.jar
author:Fu-Kwun Hwang, edited by Wolfgang Christian and Robert Mohr very slightly edited by lookangDynamics: Newton's Laws of Motion 1st Law
Dynamics: Newton's Laws of Motion 2nd Law
Open Source Rocket Physics Java Applet Model by lookang, based on assignment given by Larry Engelhardt http://www.compadre.org/osp/items/detail.cfm?ID=11294author: Larry Engelhardt and assignment completed by lookangDynamics: Modified Atwood Machine by Tat Leong
Ejs Open Source Modified Atwood Machine Model Java Applet
http://weelookang.blogspot.sg/2013/04/ejs-open-source-modified-atwood-machine.html
http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=2700.msg9920#msg9920
author: Lee Tat Leong ,remixed by lookang
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_AtwoodMachine2wee.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_AtwoodMachine2wee.jar
Dynamics: Rolling Down a Slope
a car rolling down a slope and colliding with bumper with coefficient of restitution e = 0.2
http://weelookang.blogspot.com/2010/06/ejs-open-source-multi-objects-rolling.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_Car6web.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_Car6web.jar
author:Ejs Open Source Rocket Car on an Inclined Plane Java Applet is by Wolfgang Christian, Francisco Esquembre, and Mario Belloni using the Easy Java Simulations (Ejs) modeling tool, now remixed by lookangDynamics: Block Moving on a Horizontal Plane with Friction
Ejs Open Source Frictional Mass Block moving on Horizontal Plane Java Applet by Fu-Kwun Hwang, remixed by lookang
http://weelookang.blogspot.sg/2013/12/block-on-friction-model.html
http://weelookang.blogspot.sg/2012/08/ejs-open-source-frictional-mass-block.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_fmaweehwang.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_fmaweehwang.jar
author:Fu-Kwun Hwang, remixed by lookangDynamics: 1 Direction Collision Force Model
collision carthttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_Momentum1DForceModel04.jar
author: lookang, paco and engrg1worksheets byDynamics: Newton's Cradle (2D and 3D)
18 May2011 2D and 3D version of newton cradle with scientific representation in Ejshttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_newtonscadlerealwee.jar
author: Fu-Kwun & lookangDynamics: Vertical Spring Mass System
version 28feb 2013https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_verticalspringwee.jar
licensed under creative commons attribution. author: lookang. i thank prof hwang fu-kwun for his model here http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=349.0. He taught me how to make simulations!Dynamics: Sphere Rolling Without Slipping
http://weelookang.blogspot.sg/2010/09/ejs-open-source-rolling-solid-hollow.html
Ejs Open Source Rolling Solid & Hollow Sphere with Slipping java applet
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_rotateDiskwee.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_rotateDiskwee.jar
author: Hwang Fu Kwun and lookangEnergy: Energy Conversion and Conservation of a Roller Coaster
15 june 2011 version with a circular loop, have not implemented the drag coefficient k yet. :)
http://weelookang.blogspot.sg/2010/06/ejs-open-source-roller-coaster-physics.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_weeRollerCoaster07.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_Roller_weeRollerCoaster07.jar
author: mike gallis, remixed by lookangEnergy: Energy Conversion and Conservation of a vertical circular loop Coaster
Ejs Open Source Circular Loop Vertical Motion java applet with end of a motion show as impact with ground after free fall
http://weelookang.blogspot.com/2011/09/ejs-open-source-circular-loop-vertical.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_coaster3wee.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_coaster3wee.jar
author: Fu-Kwun Hwang and lookangEnergy: Kinematics of Uniform Circular Motion
Ejs Open Source Uniform Circular Motion Derivation of a = v^2https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_circularmotionwee02.jar
author: fu-kwun hwang and lookangEnergy: Vertical Circular Motion of a Rod & Mass
Ejs Open Source Phase Difference Java Applet by lookang based on a original applet by Andrew Duffyhttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_reference_circle_v2wee.jar
author: andrew duffy and lookangGravitational Field: How to Measure Radius of Earth by Eratosthenes
Ejs Open Source Eratosthenes Measures Earth Java Applet by Todd Timberlake, remixed by lookang, version public domain earth from Tom Patterson, www.shadedrelief.com. Thanks Todd and Tom!
http://weelookang.blogspot.sg/2012/06/ejs-open-source-eratosthenes-measures.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_Eratostheneswee.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_Eratostheneswee.jar
author: timberlake and lookangGravitational Field: Kepler's 3rd Law (T^2/r^3=constant)
version 20August 2013. http://weelookang.blogspot.com/2010/06/ejs-open-source-kepler-system-model-by.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_KeplerSystem3rdLaw09.jar
prototype: https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_KeplerSystem3rdLaw09.jar
older version:https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_KeplerSystem3rdLaw03.jar
author: timberlake and lookang
worksheets by (lead) YJC: same link of four simulations https://www.dropbox.com/s/53vztw6meupn4r5/GravitationYJC.zip
https://www.dropbox.com/s/7ng3brk1h48f7tf/GravitationYJC2013.zip
scaling IJC: https://dl.dropboxusercontent.com/u/44365627/eduLabJava2012-2013/Gravity/GravitationIJC2013.zipGravitational Field: Field near to the Earth
http://weelookang.blogspot.sg/2010/10/ejs-open-source-gravity-field-model.html
Ejs Open Source Gravity Field Model Near Earth Java Applet
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_gravityfield.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/exportarchived/ejs_users_sgeducation_lookang_gravityfield1.jar
author: lookang based on the works of fu-kwun hwangGravitational Field: Gravitational Potential 1 Dimension
added g proportional to r inside sphere of constant density as suggested by tatleong. re-implemented dotted lines of g1 g2 and phi1 and phi2 with no lag after using the group to contain them.
http://weelookang.blogspot.sg/2010/08/ejs-open-source-gravitational-field.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_model_GFieldMass.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_model_GField_and_Potential_1D_v8wee.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_GField_and_Potential_1D_v7wee.jar
author: lookang and andrew based on andrew duffy early model
worksheets by (lead) YJC: same link of four simulations https://www.dropbox.com/s/53vztw6meupn4r5/GravitationYJC.zip
https://www.dropbox.com/s/7ng3brk1h48f7tf/GravitationYJC2013.zip
scaling IJC: https://dl.dropboxusercontent.com/u/44365627/eduLabJava2012-2013/Gravity/GravitationIJC2013.zipGravitational Field: Gravitational potential 1 Dimension Earth & Moon Real Data
Gravitational Field: Gravitational Field Vector, Field Lines, Potential in 2 Dimensions
Ejs Open Source 2 Mass Model with Gravity Field Vector, Field Lines, Potential updated 06 sept 2011 with potential and field strength values
http://weelookang.blogspot.sg/2011/09/ejs-open-source-2-mass-model-with.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_twopointmass06.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_twopointmass06.jar
author: fu-kwun hwang and lookangGravitational Field: Gravitational Earth Projectile Orbit Newton's Mountain
added ability to fire to add velocity to a achieve eclipse orbit and select circular to achieve circular orbit by applying impulse in directions to get velocity at the correct speed and direction, perpendicular to radius. this feature helps in the learning of energies change as satellite move from one circular orbit to another circular as requested by soo kok.
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_NewtonsMountainwee06.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_NewtonsMountainwee06.jarauthor: timberlake, lookang and fu-kwun hwang
Gravitational Field: Geostationary Orbits of Satellite & Earth
version 18 April 2013 with added input zoom field and keyboard shift+mouse to zoom works againauthor: lookang based on the works of pacohttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_EarthAndSatelite.jar
worksheets by (lead) YJC: same link of four simulations https://www.dropbox.com/s/53vztw6meupn4r5/GravitationYJC.zipOscillations: Simple harmonic motion & Energy in simple harmonic motion & Damped and forced oscillations
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_SHM.jar
author: lookang based on the works of pacoOscillations: Sliding Block and Spring Model
Sliding Block and Spring Model with remixed for simple harmonic motionhttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_BlockAndSpringOnInclinedPlanewee.jar
author: Wolfgang Christian and lookangSHM & Circular motion: Resonance
Ejs open source java applet Resonance simple harmonic motion SHMhttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_weelookangresonance09moe.jar
author: lookang based on the works of prof pacoThermal Physics: Kinetic Model of Matter Brownian Motion
picture of a 19 April 2012 version with 1 to 20 possible (this case is only 3) large particles as request by Jake the frodo on Today 19 April 2012 at 02:53:12 am http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=1484.msg9150#msg9150https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_brownianmotionwee.jar
author: paco, fu-kwun hwang and lookangThermal Physics: Particle model for solid liquid gas states
http://weelookang.blogspot.sg/2010/06/particle-model-for-solid-liquid-gas.html
Particle model for solid liquid gas states by Fu-Kwun Hwang
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_solidliquidgaswee.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_solidliquidgaswee.jar
author: Fu-Kwun Hwang and lookang
Thermal Physics: Heat capacity and Specific heat capacity of cylinder block
screenshot of Ejs Open Source Heat capacity and Specific heat capacity Java Applet by lookang, customized based on an earlier model http://www.compadre.org/osp/items/detail.cfm?ID=10071
http://weelookang.blogspot.sg/2012/08/ejs-open-source-heat-capacity-and.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_newtonscadlerealwee.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_NewtonLawOfCoolingheatcapacitywee.jar
author: Wolfgang Christian and lookang.Thermal Physics: Newton's Cooling Curve
Ejs Open Source Newton's Law of Cooling Model Java Applet byhttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_NewtonLawOfCoolingwee.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_NewtonLawOfCoolingwee.jar
author: Wolfgang Christian, slightly edited by lookangWaves: General Wave Properties & Representations
http://weelookang.blogspot.sg/2011/04/ejs-open-source-wave-representations.html
Ejs Open Source Wave Representations Model Java Applet Simulation
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_Wave_representations_v5.jar
author: Andrew Duffy, remixed by lookangWaves: Progressive waves & Superposition
added (1) autoscale x axis false, (2) -T/8 button (3) blue color for wave 2 for greater contrast on the projector screen thanks to joshua yeo.https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_WaveFunctionPlotterSuperpositionwee01.jar
author: wolfgang and lookangworksheets by (lead) SRJC:https://www.dropbox.com/s/uslrrrdkyq2puqe/WavesSRJC.zipWaves: 3D Wave Machine
author: Wolfgang Christian, this remixed version is by lookang,https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_WaveMachinewee.jar
customized to video here for inquiry http://www.nationalstemcentre.org.uk/elibrary/resource/2096/wave-machineWaves: Sound wave travel at v = 330 m/s application at fireworks
Ejs Open Source Sound Travel FireWorks Modelauthor: fu-kwun hwang and lookanghttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_fireworkwee.jar
Waves: Doppler Effect sound Wave
Ejs Open Source 1 Dimension Doppler Effect Sound Wave Java Applet with features like, counters for waves emitted and detected
author: lookang based on the works on Fu-Kwun Hwang, Juan M. Aguirregabiria and Andrew Duffyhttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_dopplerxywee01.jar
Waves: Light and Shadow Model
Light and Shadow Model with trick question.1 light source through a slit ( or 2 pink blocks) , notice the shadow-umbra and the light-bright light.author andrew duffy, remixed by lookanghttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_light_and_shadowwee01.jar
Waves: Refraction of Light
author fu-kwun hwang, remixed by lookanghttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_twomediaspeedwee3.jar
Waves: Light and Lens Intensity Drops when Block
Ejs Open Source Lens with light path block to show intensity drops shows intensity drops instead of part of the object is missing, a misconception that is probably partly due to the teaching of principal rays diagrams.
http://weelookang.blogspot.sg/2012/10/ejs-open-source-lens-with-light-path.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_thinlensintensitywee.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_thinlensintensitywee.jar
author: fu-kwun kwang and remixed by lookangWaves: Thin lenses Light Lens
bug fixed in convex len light travels in correct direction when image is virtual thanks to angela.teo@rgs.edu.sghttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_ThinLenModel02.jar
author: lookang based on the works of fu-kwun hwangWaves: Electromagnetic wave
Ejs Open Source Propagation of Electromagnetic Wave Model Java Applet updated with wavelength showing, different implementation axes possible, side view etc
http://weelookang.blogspot.sg/2011/10/ejs-open-source-propagation-of.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_emwavewee.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_emwavewee.jar
author: fu-kwun hwang and lookangWaves: Stationary waves in a pipe
author: Juan Aguirregabiria and lookang (this remix version)Key features designed:
- Symbolic text to support visuals NAN, node, anti node node etc.
- Can simulate closed or open end of a pipe
- Microscopic visual of molecules enhanced with order and random position referencing tat leong codehttps://dl.dropbox.com/s/y8xsj6zx4xaqsur/ejs_longitudinal_waves_leetl_wee_v3.jar
- dt for slowing and speed up simulation
- amplitudes for envelope of displacement visuals
- pressures for learning of real equipment sound detector to be placed at the maximum/minimum pressure from the ambient atmospheric as highlighted by kian wee
- inputs field for calculation of any length of pipe
- modelling-mathematical features as highlighted by peng poo and oon how as key to deepening learning
Waves: Stationary wave in fix end string
Ejs Open Source Standing Wave in fixed end string Model Java Applet by lookang
http://weelookang.blogspot.sg/2012/01/ejs-open-source-standing-wave-in-fixed.html
adapted from reference:
http://www.compadre.org/osp/items/detail.cfm?ID=7878 Ejs Standing Waves in a Pipe Model
written by Juan Aguirregabiria
Ejs Open Source Standing Wave in Pipes Model Java Applet
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_pipestringwee01.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_pipestringwee01.jar
http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=2322.0 by lookang remix.
author: Juan Aguirregabiria and lookangWaves: Diffraction Single Slit
single slit diffraction that assumes 3 secondary sources at slit to create a diffraction pattern when width of slit, w = λ , wavelength
http://weelookang.blogspot.com/2011/10/ejs-open-source-single-slit-diffraction.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_wave_singleslit2wee03.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_wave_singleslit2wee03.jar
author: fu-kwun hwang and lookangWaves: Diffraction 2 Slits
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_wave_doublelit2wee03.jar
author: fu-kwun hwang and lookangWaves: Interference
Ripple Tank Model (Wee, Duffy, Aguirregabiria, Hwang & Lee, 2012) with simplified physics equations modeled, realistic 2D and 3D (shown) visualizations, hints and scientific measurement tools for inquiry activities and data gathering for inquiry learninghttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_Ripple_Tank_Interferencewee13.jar
older version working https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_Ripple_Tank_Interferencewee07try.jarworksheets by (lead) IJC: https://www.dropbox.com/s/ssfismpu1683l3k/RippleTankIJC.zipWaves: Diffraction grating
Red Laser: Young Double and Multi Slits Java Applet Ejs Open Source Physics Computer Modelauthor: Fu-Kwun Hwang, Robert Mohr, Wolfgang Christian and lookang, took some ideas from andrew duffy laser diffraction main view and tat leong point P,original work here http://www.compadre.org/osp/items/detail.cfm?ID=8331many thanks to fu-kwun hwang for teaching me so many things on NTNU java forumhttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_Diffraction_Interferencewee05.jar
Blue Laser: Young Double Slit Java Applet Ejs Open Source Physics Computer Model
http://weelookang.blogspot.sg/2013/06/ejs-open-source-young-double-slit-java.html
author: andrew duffy and lookang, took some ideas from tat leong point P, Jose Ignacio Fernández Palop vcolor
original work here http://www.compadre.org/osp/document/ServeFile.cfm?ID=9988&DocID=1622&Attachment=1
many thanks to fu-kwun hwang for teaching me so many things on NTNU java forum
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_Diffraction_Interferencewee05.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_Diffraction_Interferencewee05.jar
Electricity and Magnetism: Electric Fields
http://weelookang.blogspot.sg/2013/09/2d-charge-particles-model-by-wolfgang.html
2D Charge Particles Model by Wolfgang Christian
author: Wolfgang Christian and this version slightly edited by lookang
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_PointChargeElectricFieldDemowee01.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_model_PointChargeElectricFieldDemowee01.jarElectricity and Magnetism: Force between point charges
Coulomb Force Modelauthor: Anne Cox, Francisco Esquembre, Wolfgang Christian and lookang (this version)https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_CoulombForcewee01.jar
Electricity and Magnetism: Electric field of a point charge
Ejs Open Source Electric Field & Potential of 2 Charged Particles Java Applethttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_EField_and_Potential_1D_v2wee.jar
author: andrew duffy and lookangElectricity and Magnetism: Electric field lines, vectors, potential of 2 point charge
version 26feb 2013 electric field lines drawn when Q1=-1C, Q2 = 2Coriginal authors: Fu-Kwun Hwang and lookang and szeyeeworksheet by:Electricity and Magnetism: Electric Potential Model
Electric Potential Model in 3D surface plot view superposed with the 2 charges system of Q2=-1 and Q1=+1
http://weelookang.blogspot.sg/2013/09/electric-potential-model-by-wolfgang.html
author: wolfgang christian and slightly edited by lookang (this version)
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_PointChargeElectricPotentialwee.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_model_PointChargeElectricPotentialwee.jarElectricity and Magnetism: Magnetism Bar Magnet & Compass Model with Earth visualization
Electricity and Magnetism: Magnetism 2 Bar Magnet & Compass Model java applet
http://weelookang.blogspot.sg/2010/06/ejs-open-source-2-bar-magnets-compass.html
Ejs Open Source 2 Bar Magnet & Compass Model java applet
author: Fu-Kwun Hwang and lookang, based on eariler works of Wolfgang Christian, Francisco Esquembre, Anne Cox.
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_MagneticBarFieldsecondmagnet06.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_MagneticBarFieldsecondmagnet06.jarElectricity and Magnetism: Magnetic Force on current-carrying conductor
Electricity and Magnetism: Force on a moving charge in E&B Field
Ejs Open Source Charge Particle in Electric & Magnetic Field Java Applet in 3D
http://weelookang.blogspot.sg/2010/10/ejs-open-source-motion-of-charge.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_Chargein3DEnBfield.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_Chargein3DEnBfield.jar author: lookang based on the works of andrew duffy and fu-kwun hwangElectricity and Magnetism: Charge in E&B Field- Cyclotron
http://weelookang.blogspot.sg/2010/12/ejs-open-source-cyclotron-java-applet.html
Ejs Open Source Cyclotron Java Applet in 3D
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_chargeinNScyclotron.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_chargeinNScyclotron.jar author: lookang based on the works of Fu-Kwun Hwang edited by Robert Mohr and Wolfgang Christian
Electricity and Magnetism: Magnetic fields due to current straight and coil
Ejs open source Magnetic Field due to moving charges & current java applet author:Wolfgang Christian and Fu-Kwun Hwangtechnical implementer: Robert Mohr remixed by lookanghttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_MagneticFieldFromLoops.jar
Electricity and Magnetism: Magnetic fields due to 2 currents
Ejs Open Source Magnetic Field Vector of 2 current carrying wires Modelauthor: fu-kwun hwang and lookanghttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_MagneticField2Wire.jar
Electricity and Magnetism: Magnetic fields due to currents ( DC Motor )
http://weelookang.blogspot.sg/2010/06/ejs-open-source-direct-current.html
Ejs Open Source Direct Current Electrical Motor Model Java Applet ( DC Motor ) « on: October 23, 2009, 06:14:56 PM » posted from:Singapore,,Singapore author: fu-kwun hwang and lookang
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_DCmotor10.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_DCmotor10.jar
Electricity and Magnetism: Electromagnetic Induction ( AC Generator )
http://weelookang.blogspot.sg/2010/06/ejs-open-source-alternating-current.html
Ejs Open Source Alternating Current Generator Model Java Applet ( AC Generator )
author: fu-kwun hwang and lookang
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_ACgenerator07.jarhttps://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_ACgenerator07.jar Electricity and Magnetism: Electromagnetic Induction ( Falling Magnet on a Ring )
Electricity and Magnetism: Electromagnetic Induction ( Falling Long Magnet through a Soleniod with AJC and RVHS )
Electricity and Magnetism: Characteristics of RLC circuit with AC source
http://weelookang.blogspot.sg/2011/04/ejs-open-source-resistor-inductor.html
Ejs Open Source Resistor Inductor Capacitor Alternating Current Model
author: fu-kwun hwang and lookang
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_RLC.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_RLC.jarElectricity and Magnetism: Power loss in AC current P = i^2*R
http://weelookang.blogspot.sg/2010/09/ejs-open-source-ac-power-and-current.html
Ejs Open Source AC power and current waveform java applet
author: fu-kwun hwang and lookang
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_sin2.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_sin2.jarNuclear Physics: Radioactive decay Data Analysis Qn Parent-Daughter-Grand-Daughter Model
screen shot of Decay Parent Daughter G-daughter Radioactive Decay model remix by lookang
http://weelookang.blogspot.sg/2011/01/ejs-open-source-decay-parent-daughter-g.html
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_ThreeStateNuclearDecaywee.jar
https://dl.dropbox.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_ThreeStateNuclearDecaywee.jar
author: wolfgang and remixed version lookangQuantum Theory of Light: Blackbody radiation
Ejs Open source java applet Blackbody Radiation Spectrum Model for nm remixed by lookang from Fu-Kwun original and some codes adapted from lookang with some codes from Jose Ignacio Fernández Palop
http://weelookang.blogspot.sg/2010/06/ejs-open-source-java-applet-blackbody.html
author: fu-kwun hwang lookang and Jose Ignacio Fernández Palop
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_BlackbodyRadiationSpectrum.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_BlackbodyRadiationSpectrum.jarMatter Waves: Wave-particle duality
Double Slit Wave-Particle Duality Model Open Source Physics Java Applet Wolfgang Christian
notice the interference pattern suggesting wave like property in photon or electron
when flux =1, the same pattern can be observed, suggesting that photon or electron interferes with itself as it passes through the aperture. Quantum Weirdness simulated by Prof Wolfgang!
http://weelookang.blogspot.sg/2013/07/double-slit-wave-particle-duality-model.html
author: Wolfgang Christian and lookang, took some ideas from andrew duffy laser diffraction
original work here http://www.compadre.org/osp/items/detail.cfm?ID=11546
many thanks to fu-kwun hwang for teaching me so many things on NTNU java forum
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_DoubleSlitWaveParticleDualitywee.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_DoubleSlitWaveParticleDualitywee.jarPRIMARY SCIENCE: Cycles Moon Phases
http://weelookang.blogspot.sg/2010/08/ejs-open-source-moon-phases-java-applet.html
version 03 Jan 2011
author: todd timberlake and lookang
Ejs Open Source Moon Phases Java Applet
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_MoonPhases.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_MoonPhases.jarPRIMARY SCIENCE: Interactions
3.Friction Simulation
author: by Tat Leong remixed by engrg1
Lesson Idea
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_FrictionPrimaryRemixedRandom.jar
https://dl.dropbox.com/u/24511248/JaveEJS/ejs_FrictionPrimaryRemixed_FrictionRandom.jar
http://iwant2study.org/sharing/?p=570
http://weelookang.blogspot.sg/2013/04/primary-school-simulations-by-engrg1.htmlPRIMARY SCIENCE: Pendulum Model
4. Pendulum Model
author: by Wolfgang Christian
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_Pendulumlsy.jar
https://dl.dropbox.com/u/24511248/JaveEJS/ejs_Pendulumlsy.jarLesson Idea
http://iwant2study.org/sharing/?p=570http://weelookang.blogspot.sg/2013/04/primary-school-simulations-by-engrg1.htmlPRIMARY SCIENCE: Spring
5, Spring
author: engrg1
For teaching of Graphing Skill .
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_SpringLabCombined.jar
https://dl.dropbox.com/u/24511248/JaveEJS/ejs_SpringLabCombined.jar
http://iwant2study.org/sharing/?p=570
http://weelookang.blogspot.sg/2013/04/primary-school-simulations-by-engrg1.htmlPRIMARY SCIENCE: Energy
1. Roller Coaster
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_RollerCoasterV4.jar
https://dl.dropbox.com/u/24511248/JaveEJS/ejs_RollerCoasterV5.jar
By authors: Michael R. Gallis and edited by Wolfgang remixed by engrg1
Lesson Idea
Video
http://iwant2study.org/sharing/?p=570
http://weelookang.blogspot.sg/2013/04/primary-school-simulations-by-engrg1.htmlPRIMARY SCIENCE: Cooling/Heating Simulation
author: Wolfgang Christian remixed by engrg1For teaching of Graphing Skill .
Other Simulation: 3D Gimbal Model, Roll, Pitch & Yaw
http://weelookang.blogspot.sg/2011/07/ejs-open-source-gimbal-lock-model-java.html
http://commons.wikimedia.org/wiki/File:Gimbal_lock_airplane.gif
author: fu-kwun hwang, paco and lookang
https://dl.dropboxusercontent.com/u/44365627/lookangEJSS/export/ejs_model_glimbal8wee02.jar
https://dl.dropboxusercontent.com/u/44365627/lookangEJSworkspace/export/ejs_users_sgeducation_lookang_glimbal8wee02.jar
Singapore physics teacher blog that uses Easy Java/JavaScript Simulation (EjsS or Ejs), Tracker Video Analysis and Modelling and TagUI robotic process automation by AI Singapore for the benefit of MOrE.
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Sunday, December 29, 2013
EJS 5.0 simulations recompiled
enjoy! download all 91 simulations through the dropbox links on caption of each picture!
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