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Simple Machines

Study Guide

QuestionAnswer
Force A push or pull
Effort Force applied to simple machine
Inertia tendency of a moving object to stay in motion or a resting object to stay still.
Friction the force caused by two objects rubbing against each other
Work calculated by multiplying force x distance
Newton the international unit for measuring force
Kinetic energy objects that are moving
Lever is a rigid bar that pivots on a fulcrum
Joule a unit of work
axle a shaft to which one or more wheels are attached
potential energy stored energy
Name three examples of Lever Nutcracker, see saw, broom, wheel barrow
Name three examples of wheel and axle Steering wheel and column, wheel on a car, screwdriver turning a screw, door knob, sink faucet
Created by: mj.forsythe
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