Description:
This is a demonstration that shows what retrograde motion looks like and describes the mechanism behind it.
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Description:
This is a simple demonstration of parallax that can be performed easily in the classroom.
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Description:
Sunspots appear as dark spots on the surface of the sun, even though they are at temperatures of thousands of kelvin. This demonstration shows this phenomenon in the classroom.
Description:
In this demonstration, the effect of stars appearing to twinkle is explored and explained.
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Description:
This is a demonstration that shows how impact craters are formed and how the impact material behaves as a result of the collision.
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