Answer to Question #279991 in Physics for THONOLOGY

Question #279991

Determine the force of gravitational attraction between the earth (m = 5.98 x 10^24 kg) and a 70-kg physics student if the student is standing at sea level, a distance of 6.38 x 10^6 m from earth's center.

Expert's answer

The force is

F=GMm/R^2=686\text{ N}.

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