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Air resistance

QuarkQuarkQuark2001
in Other Sciences

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It is found that the gravity force is about 9.8m/s2

It is usually omit the air resistance when we calculate the air resistance.

One day, I asked myself how long does it take from jumping from the top of the building to the ground. And I did a bad calculation, only some seconds.

I believed that it's wrong and I go to ask for information here

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