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work, energy, and po

TermDefinition
work is the use of force to move an object some distance in the direction of the force
energy is the ability to wrok
power is the rate at which work is done
kinetic energy is the energy of motion
potential energy is the energy an object has because of its position, condition, or chemical composition
mechanical energy is the energy possessed by an object due to its motion and posistion
machine is any device that helps people do work by changing the way work is done
mechanical advantage is the number of times the machine multiplies the input force
mechanical efficiency is a comparison of a machine's work output with the work input
lever is a simple machine that has a bar that pivots at a fixed point
fulcrum the point at which a lever pivots
wheel and axle is a simple machine that is made of a wheel connected to a smaller cylinder object, the axle
pulley is a simple machine that has a grooved wheel that holds a rope or cable
inclined plane is a simple machine that is straight, slanted surface
Created by: 18tgal0513
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