A student claims that the work done by an external agent in lifting a stone of mass…
PHYSICS · Subjective · AP · Physics 1: Algebra-based · Work Energy and Power · Work Energy and Power
Problem
A student claims that the work done by an external agent in lifting a stone of mass m from the Earth’s surface to a height h above the surface is positive. Is the claim correct? Give one reason for your answer based on gravitational potential energy.