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physical science voc

vocab

QuestionAnswer
Simple machines make work easier
Mass amount of matter that makes up an object
Force push or pull
Friction a motion to speed up or slow down when two surfaces rub together
Speed how far an object moves in a certain amount of time
Motion a change in an objects position
Gravity a force that pulls things toward earth
Position where an object is located
Created by: user-2013858
 

 



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