Q:

If a bullet is fired into the air will it gain speed on the way down

Answer

The bullet will lose part of its energy in the atmosphere, due to collisions with gas molecules. So,the bullet will slow slightly.

Categorized In: Physics

Source: How fast does a bullet return to earth? Text - Physics Forums Library | www.physicsforums.com

Description: In a perfect vacuum, the bullet would return (to the height from which it was shot) with the same speed it had when it left the gun's barrel; in an atmosphere, part of its energy will be lost in collisions with gas molecules.

Oct 27, 02:56pm

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