Why Does the Moon Sound Hollow?

From the creator

When Apollo astronauts conducted an experiment to see what the moon’s core was made of, the results shocked everyone. NASA'S UNEXPLAINED FILES Tuesdays 10/9c on Science http://www.sciencechannel.com/tv-shows/nasas-unexplained-files/ Subscribe to Science Channel: http://bit.ly/SubscribeScience Head over to Vintage Space on YouTube: http://bit.ly/VintageSpaceYT Check out SCI2 for infinitely awesome science videos. Every day. http://bit.ly/SCI2YT Download the TestTube app: http://testu.be/1ndmmMq

Published 2016-02-23 · Watch on YouTube ↗
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