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Forces and motion

TermDefinition
Displacement the difference between the initial ,or starting position and final position.
Speed a measure of the distance an object travels in the given amount of time
velocity speed and direction of a moving object
vector a quantity that has both magnitude and direction
reference point the starting point
position an object distance and direction from reference point
motion the progress of changed position
acceleration a measuring of the change in velocity during changes during a period of time
force a push or a pull on an object
contact force is a push or a pull on one object by another object that is touching
newtons 2nd law an acceleration of an object equals the net force on the object
friction
free body diagram
net force
newtons first law
 

 



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