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ch16 scott forman

earth science

QuestionAnswer
what are the 6 simple machines? lever ,pulley ,inclined plane , screw ,wedge , and the wheel and axle.
work using force (pushing or pulling)in order to move an object or make a change
lever a simple machine made of a bar resting on a fulcrum
fulcrum the support on which a lever and its load rests upon
force any push or pull
effort the force used on a simple machine
load the weight that is to be lifted or moved
wheel and axle a simple machine made of a wheel and a rod jammed into the center
pulley a simple machine made of a wheel with a rope around it
wedge a simple machine that is made of 2 inclined planes put together and that can be driven into another material
screw a simple machine made of a stick with ridges wrapped around it
friction force that acts when 2 surfaces are rubber together
Created by: jamjon93
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