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Download ModelDownload Sourceembed

Translations

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Software Requirements

SoftwareRequirements


Android iOS Windows MacOS
with best with Chrome Chrome Chrome Chrome
support full-screen? Yes. Chrome/Opera No. Firefox/ Samsung Internet Not yet Yes Yes
cannot work on some mobile browser that don't understand JavaScript such as.....
cannot work on Internet Explorer 9 and below

 

Credits

Fu-Kwun Hwang; Fremont Teng; lookang

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Sample Learning Goals

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For Teachers

Two Media Speed JavaScript Simulation Applet HTML5

 

Instructions on using Simulation Applet:

Display Panel

Toggling the Velocity checkbox will display the direction of the light
(in the form of red arrows)
 
Toggling h line - Will show h1,h2 and a circle in the centre of the two mediums
 
Note that the hline circle is also drag-able horizontally
 
 
 

Combo Box and sliders

Selecting the options in the combo box will give you their respective sliders.
 

Drag-able Light Source

Drag the small box as seen from the top of the light.
 
Adjusting the light source by moving horizontally left or right
(Moving to the left)

 

(Moving to the right)

Toggling Full Screen

Double click anywhere on the screen
 

Play/Pause, Step and Reset Buttons

The one on the left is the Play/Pause Button - Plays/Pauses the Simulation.
The middle is the Step Button - Steps the Simulation.
The one on the right is the Reset Button - Resets the Simulation.

Research

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Video

https://www.youtube.com/watch?v=Y5KvUFBI1EI 

https://www.youtube.com/watch?v=ZDxhoGWJfEE&t=6s

 Version:

  1. https://weelookang.blogspot.com/2021/07/student-learning-space-refraction-two.html

Other Resources

  1. https://phet.colorado.edu/en/simulation/bending-light by PhET
  2. http://www.walter-fendt.de/html5/phen/refraction_en.htm by Walter Fendt
  3. http://www.stmary.ws/HighSchool/Physics/home/notes/waves/refraction/Refraction.htm by Tony Mangiacapre
  4. https://www.physicsclassroom.com/Physics-Interactives/Refraction-and-Lenses/Refraction/Refraction-Interactive by PhysicsClassroom
  5. https://www.geogebra.org/m/mw22b3pq by Tan Seng KwangTom Walsh

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