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Chap 12 vocab 96
Physical Science
| Question | Answer |
|---|---|
| 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 | Work |
| a quantity that measures the rate which work is done or energy transformed | Power |
| a quantity that measures how much a machine multiplies force or distance | Mechanical Advantage |
| one of the six basic types of machines, which are the basis for all other forms of machines | Simple Machine |
| a machine made of more than one simple machine | Compound Machine |
| the energy that an object has because of the position, shape, or condition of the object | Potential Energy |
| the energy of a moving object due to the object's motion | Kinetic Energy |
| the amount of work an object can do because of the object's kinetic and potential energy | Mechanical Energy |
| the quantity that measures the ratio of useful work output to work input | Efficiency |