When a person does work on an object, the object gain energy. as a bicycle rider from the bottom to the top of a hill the energy from the work can become which combination of types of energy

Which force is most responsible for binding together an atom's protons and neutrons? electrostatic gravitational nuclear magnetic

A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?

Examine the nuclear reacti why is this classified as a nuclear reaction rather than a chemical reaction? it is not balanced. a new compound is formed. a change has occurred in a nucleus. a new element has been formed.