When a person does work on an object, the object gains energy. as a bicycle rider rides from the bottom of a hill up a hill, the energy from the work being can become which combination of types of energy. a)the riders work becomes kinetic energy only. b)the riders work becomes a combination of kinetic energy and heat  c)the riders work becomes a combination of gravitational potential and heat   d)the riders work becomes a combination of gravitational potential, kinetic energy and heat