Unit 2 Word Scramble
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Term | Definition |
Work | the use of force to move a object some distance in the direction of the force |
Energy | the ability to work |
Power | the rate at which work is done |
Kinetic Energy | the energy of motion |
Potential Energy | the energy an object has because of its position |
Mechanical Energy | the energy possessed by an object due to its motion and position |
Machine | any device that helps people do work by changing the way work is done |
Mechanical Advantage | the number of times the machine multiplies the input force |
Mechanical Efficiency | a comparison of a machine's work output with the machine's work input |
Lever | a simple machine that has a bar that pivots at a fixed point |
Fulcrum | the fixed point on a lever |
Wheel and Axel | a simple machine that is made of a wheel connected to a smaller cylindrical object, the axel |
Pulley | a simple machine that has a grooved wheel that holds a rope or a cable |
Inclined Plane | a simple machine that is a straight, slanted surface |
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18sstern1013
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