Holt Chapter 12

The transfer of energy to a body by the application of a force that causes the body to move in the direction of the force.

• Power

• Work

• Force

• Speed

A quantity that measures the rate at which work is done or energy is transformed.

• Work

• Kinetic Energy

• Power

• Potential Energy

A quantity that measures how much a machine multiplies force or distance.

• Energy

• Power

• Work

• Mechanical Advantage

One of the six basic kinds of machines, which are the basis for all other forms of machines.

• Machine

• Simple Machine

• Complex Machine

• Pulley

A machine made of more than one simple machine.

• Complex Machine

• Simple Machine²

• Organic Machine

The energy that an object has because of the position, shape, or condition of the object.

• Kinetic Energy

• Simple Machine

• Potential Energy

• Complex Machine

The energy of a moving object due to the objects motion.

• Potential Energy

• Kinetic Energy

• Sliding Friction

• Rolling Friction

The amount of work an object can do because of the object's kinetic and potential energies.

• Potential Energy

• Kinetic Energy

• Mechanical Energy

• Conservation of Energy

A quantity usually expressed as a percentage that measures the ration of useful work output to work input.

• Work Output

• Work Input

• Mechanical Energy

• Efficiency

Which of the following represents the work equation?

• W = C x F

• W = B x D

• W = F x D