Question: A 1 kg object is released from rest 5 0 0 km above the Earth. a . [ 2 pt ] What is its impact

A 1 kg object is released from rest 500 km above the Earth.
a.[2 pt] What is its impact speed as it hits the ground. Ignore air resistance.
b.[1 pt] What would the impact speed be if you incorrectly used the flat-Earth
approximation?
c.[1 pt] By what percentage is the flat-earth calculation in error?

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