Tuesday, February 21, 2012

Blog #4 inclined planes, wedges, and screws

An inclined plane is used to make an upward or downward motion easier.  An example of this would be a ramp for the handicapped people.  A screw is used to keep objects together.  An example would be a screw in a house keeping  a door knob. A wedge is used to make things split apart easier.  Like an axe chopping wood. 

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