The Big Ideas! Light travels in a straight line unless it hits something or is pulled on by gravity. When light hits something, it can be bent, bounced, or absorbed.
Each of your eyes has a small lens, just like a camera lens, that bends and focuses light?
Hans Lippershey invented the telescope in 1608.
Telescopes use lenses to magnify things that are far away?
Did You Know That? Light is the fastest moving thing we know -- it goes 300,000 kilometers per second when moving in air?
S 5 : Ep 20
Aired 1/1/96 (23:11)
S 5 : Ep 16
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S 5 : Ep 10
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S 5 : Ep 7
(23:00)
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