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Who Owns The Moon?
http://youtu.be/UTduy7Qkvk8
Can a slingshot hit harder than handguns? The Shootout.
kinetic energy = mass x velocity squared
Bullets kill by punching holes in vital organs, fracturing bones into the blood and slicing veins and arteries - not by impact shock.
More like poking a thin metal rod into someones body than hitting them with a heavy object.
Only in hollywood do they throw people off their feet.
Sometimes they get it right:
http://youtu.be/f8j4GIRYbZw
Scientifically aren't they almost the same thing?