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Unit 2 Energy

Science

TermDefinition
work the use of force to move an object some distance it the direction of the force.
Energy the ability to work
power the rate at witch work is done
kinetic energy the energy of a motion
potential energy the energy an object has because of its position, condition, or chemical composition
mechanical energy the energy an object has due to its motion, or position
machine a device that helps people do work by changing the way its done
mechanical advantage the number of times a machine multiplies the the force
mechanicaleffiency the comparison of a machines work
lever a machine that has a bar that pivots at a fixed point
fulcrum the fixed point
wheel and axle an axle attached to a wheel
pulley grooved wheel with a cable
inclined plane
Created by: i like torttles