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Motion/Forces Ch 4

Vocabulary from Ch. 4: Work and Energy

QuestionAnswer
work the use of force to move an object some distance.
joule the Newton-meter, or the standard unit used to measure work.
potential energy stored energy, or the energy an object has due to its position or its shape.
kinetic energy the energy of motion.
mechanical energy the energy possessed by an object due to its motion or position, or the object's combined potential and kinetic energy.
law of conservation of energy says that no matter how energy is transferred or transformed, all of the energy is still present somewhere in some form or another.
power the rate at which you do work.
watt the unit of measurement for power.
horsepower a measurement of power based on how much work a horse can do in one minute.
Created by: misskazantzis
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