Action and reaction are always equal and opposite. then how does a body move

An object's buoyant force and weight mean the same thing.a. trueb. false

Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a.true or b.false