If a 20 cm diameter wheel travelled 100 cm while turning, how far will the outside of a 2 cm diameter axle have travelled?

The mass of a bowling ball is 10 kg and the mass of a ping pong ball is 0.015 kg. if the two objects are 5 meters apart, what is the gravitational force ?

According to newton’s law of universal gravitation, which statements are true? as we move to higher altitudes, the force of gravity on us decreases. as we move to higher altitudes, the force of gravity on us increases. as we gain mass, the force of gravity on us decreases. as we gain mass, the force of gravity on us increases. as we move faster, the force of gravity on us increases.

If anyonee has done the momentum lab practical in physics can you give me the answers i am s lostt rnn : (