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Unit 2 Energy

Science

TermDefinition
work
energy the ability to cause change
power the rate at which work is done or energy is transformed
kinetic energy the energy of an object that is due to the objects movement
potential energy the energy that an object has because of
mechanical energy the sum of an object's kinetic energy and potential energy due to gravity or elastic deformation; dose not include chemical energy or nuclear energy
machine a device that helps do work by changing the magnitude and or direction of an applied force
mechanical advantage
mechanical efficiency
lever a simple machine that consists of a bar that pivots at a fixed point called a fulcrum
fulcrum the point on which a lever pivots
wheel and axel
pulley
inclined plane a simple machine that is a straight, slanted surface, which facilitates the raising of loads; a ramp
Created by: mitchellhartman
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