Tuesday, July 08, 2014

Why is Gravity Important to Earth?

   Why is Gravity Important to earth?


Introduction


Have you ever wondered why gravity is so important to earth? We all take gravity for granted but you should be happy to have gravity! Here are the reasons why….  
Gravity makes blood go all over your body……….

You know how you have to have blood all over your body not just in one place? Well gravity helps your blood going down into your feet and legs! Otherwise you will have pins and needles in your legs and feet for a long time! Your heart works really hard when you stand up because gravity is pulling your blood down. This happens because gravity pulls anything down even blood that is watery.    


Gravity keeps the oxygen in place………

If we didn't have gravity we would have no oxygen because gravity keeps the oxygen in place. For example, imagine oxygen as tiny bouncing balls. Now the bouncy balls bounce off the ground and fly off into space with our oxygen. (that's with zero gravity) But if we bounced a ball it would come back up and go back down!( that’s with gravity).


Gravity is an invisible force……….

Gravity is an invisible force that pulls us down to the earth's ground. Gravity prevents us from floating into space. Imagine going on a roller coaster with zero gravity! You would float around and go upside down.
 
Conclusion   

Now you know why gravity is so important so every time you jump don’t take gravity the wrong way or right now you will be space with not alot of oxygen!

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