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Why do humans float on moon?
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Why do only humans "float" on the
moon, not rocks or lunar rovers?
Humans don’t “float” on the Moon. When humans
choose to jump on the Moon, because the Moon has only 1/6th of Earth normal
gravity, they can jump higher than they can on Earth, and they take longer to
come down than they would on Earth, so they have a slow-motion fall. They’re
still falling, not floating.
Lunar rovers are cars, so they don’t jump, but
if you pushed one off a high cliff on the Moon, it would also fall to the
ground much more slowly than it would on Earth. Rocks don’t randomly jump on
their own either, but if you tossed a rock up, it would take much longer to
come down than you’re used to.
Have a look at this video of Apollo 15 astronaut David Scott, dropping a hammer and a feather on the Moon to prove that — without air resistance — they would fall at the same speed, which they do,
Watch him drop both objects and observe how
much more slowly the hammer falls than it would on Earth. (The feather will be
confusing since it actually falls faster than it would on Earth, because
there’s no air resistance to hold it up, so just focus on the hammer
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