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ingram science #1

vocab quiz

a rigid bar that is free to turn about a fixed point called the fulcrum lever
a wheel that turns around an axle pulley
a sloping surface that does not move inclined plane
an inclined plane wrapped around a central cylinder screw
an inclined plane that tapers to a sharp edge wedge
a wheel connected to a rigid pole wheel and axle
a machine that utilizes two or more simple machines compound machine
the force exerted by a machine output force
the fixed point that a lever pivots around fulcrum
an object when you exert a force on the object that causes the object to move some distance work
compares the outpur work to the input work mechanical advantage
force you exert on a machine input force
device which with you can do work ina way that is easier or more effective machine
SI unit of work joules
Created by: cheergirl1395