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Gravity vs Zero Gravity

Why is your weight less at the top of a high mountain or at the equator, where there is a slight bulge in the earth? Are the astronauts in the space shuttle really experiencing zero gravity? Why or why not?

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The gravity at the poles and equator has been measured to be lesser than that at other places on the surface of the earth. This is because according to Newton's Law of Gravitation, the value of the acceleration due to gravity varies ...

Solution Summary

Simple explanation is provided utilizing the property of gravitational force.