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Phys.Science Chap12V

Chapter 12 Vocab.

QuestionAnswer
is done only when force causes change in the position or the motion of an object in the direction of the applied force. Work
the rate at which work is done, that is , how much work is done in a given amount of time Power
the ratio between the output force and the input force Mechanical Advantage
The Most Basic Machines Simple Machines
a machine that combines two or more simple machines Compound Machine
sometimes called energy of position because it results from relative positions of objects in a sytem Potential Energy
the energy that an object has because it is in motion Kinetic Energy
the sum of potential energy and kinetic energy Mechanical Energy
measure of how much useful work it can do Efficiency
Created by: ty'tiana33hunnit
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