A particle moves according to a law of motion s = f(t), t ≥ 0, where t is measured in seconds and s in feet. (if an answer does not exist, enter dne. ).

Which statement best describes gravity? it is the force that repels only very small objects. it is the force that acts between objects with zero mass. it is the force that sometimes acts only on very large objects. it is the force that acts between any two objects in the universe.