Embedded Files
Introduction
Introduction
Lets imagine a dog on a sandy beach running to a beach ball in the sea. What is the fastest possible path to the ball? Is it just a straight line?
Try Me!
Try Me!
Move the green point around to adjust the angle of incidence.
The blue point allows you to adjust the thickness of the blue medium.
The 2 sliders allow you to customise the refractive index of the environment and the medium that the light ray is passing through.
Explore!
Explore!
Use the applet below to explore how the image of an object in water appears shallower from an observer above the water.
Use the applet below to explore how the image of an object in water appears shallower from an observer above the water.
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