Category Archive: Science

Jul 16

Explain it like I’m Five: How do scientists theorize what is at the center of the Earth?

Earth Waves

TweetLet’s look at a simpler question. If you don’t know what your friend’s bed is made of, what do you do? Easy–jump on it! If it doesn’t shake very much, it’s just a normal bed. If it shakes a lot, you know the bed is filled with water.   These are examples of waves. With …

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Jun 30

Explain it like I’m Five: How do astronomers measure things so far away?


TweetDiscovery of Close Stars When you shift your body side to side, the things closest to you look like they are moving the most. The things further away don’t look like they are moving much. To figure out how far away stars are, we do something similar, but instead of moving our body we have …

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Jun 16

Explain it like I’m Five: How does Carbon dating work?

TweetIn order to Carbon date something, it must be “organic”, which means it was once living or part of something that was once living. Before we talk about Carbon dating, we have to know a bit about radioactivity. ·      All elements are at least a little bit radioactive ·      Elements with more or less neutrons than normal are unstable and become more …

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