Friday, December 4, 2015

What makes a planet round

 What makes the planets round. The easy answer to that question is gravity. If you don't know what gravity is what makes objects fall down. When a planet is really big the gravity pulls everything towards its center. And in the end it looks like a sphere. Even though the planet might look perfectly round but it actually isn't. A planet spins on its axes and parts of the planet bulges out.
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