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Forces of Motion
Chapter 12
8
Physics
11th Grade
04/15/2008
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Term
What is a Force?
 Definition

it is a push or pull that acts on an object.

 

A force can cause a resting object to move, or it can accelerate a moving object by changing the object's speed or direction. 

 

 
Term
Units of Force
 Definition
Force is measured in Newtons. One Newton is the force that causes a 1-kilogram mass to accelerate at a rate of 1 meter per second.
Term
Net Force
 Definition
is the overall force acting on an object after all the forces are combined.
Term
Balanced Forces
 Definition
When the forces on an object are balanced, the net force is zero and there is no change in the object's motion.
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