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Simple Machines

Use this StudyStack to prepare for the simple machines test: 4th Grade

QuestionAnswer
force a push or a pull
gear a wheel with teeth or "spikes"
motion movement or a change in position
inclined plane a tilted ramp, used to move things up or down
friction resistance, objects rubbing together
speed the rate of movement, how fast or slow an object travels
simple machine any basic device that makes work easier
work The use of energy to make things happen.
direction the path of movement, the way in which an object is moving
energy the ability to do work
momentum the strength of a movement of an object
intertia an object will stay as it is (still or in movement) until acted upon by a force
gravity a force which draws objects towards itself
Created by: briansegool
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