PITTSBURGH (KDKA) - The universe is full of waves, and they are not all created equally. Some are mechanical, and others are electromagnetic, even though they are all energy! Not all waves are created ...
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Mechanical Waves (1969)
The program explores the nature of mechanical waves, questioning how they move and what creates them. It demonstrates wave motion through various experiments, including using a slinky and a wave ...
Leo loves to go with us when we are in the car. But in the summer we can’t always take him places because the car gets too hot sitting out in the sun. Why does the car get so hot sitting in the sun?
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