The ability to cause change

stored energy due to position

energy in the form of motion

Energy cannot be created or destroyed

does work with only one movement of the machine

energy stored in chemical bonds

ratio of output work to input work

SI unit of energy

force applied through a distance

energy stored by things that are above earth

The amount of kinetic energy a moving object has depends on its mass and its _________.

The number of times a machine multiplies the effort force is the ___________ of the machine.

You convert kinetic energy into thermal energy when you rub your hands together because of __________.

The total energy of a system remains ________.

Screws and wedges are modified ________.

A car engine changes chemical potential energy into the _______ energy of the moving car.

Heat is also called ________ energy.

A compound machine is a combination of two or more __________.

Plants storing energy from the sun in chloroplasts is an example of __________ potential energy.