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Potential Energy of an Object at a Height

The astronaut...

Question

The astronaut, David Scott carried out an experiment on the Moon. He dropped a hammer and a feather at the same time and found they landed together. Why did this happen?

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Solution

Dear student.

This is due to the reason that, there is no air in moon, as a result of which there will be no air resistance. The little gravitational force that is present in moon acts equal on both hammer and feather, so hammer and a feather landed together.

Regards.

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