Unit 3: Work, Energy, and Power

Work is the product of the _ component of a force and the __________ over which the force acts. W = F × d × cos(____).

Kinetic energy is the energy of _. It is given by KE = ½ × _____ × _____².

Gravitational potential energy is energy stored due to an object's _ in a gravitational field. PE_g = _____ × _____ × _____.

Elastic potential energy is stored in a _ spring or elastic material. PE_spring = ½ × _____ × _____².

Power is the _ at which work is done. P = _____ / _____. The SI unit of power is the __________.