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Week #6 Newton's Three Laws
Newton's Three Laws of Motion voc.
8
Science
7th Grade
02/22/2008

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Term
force
Definition
push or pull that gives energy to an object
Term
momentum
Definition
mass of an object times its velocity;determines how difficult it is to stop the object's motion
Term
inertia
Definition
property of matter that tends to resist any change in motion
Term
acceleration
Definition
rate of change in velocity
Term
gravity
Definition
force of attraction that depends on the mass of two objects and the distance between them
Term
Newton's First Law of Motion
Definition
an object at rest will remain at rest and an object in motion will remain  in motion unless acted on by an outside force
Term
Newton's Second Law of Motion
Definition
mass x acceleration; shows relationship how force,mass and acceleration are related
Term
Newton's Third Law of Motion
Definition
for every action force there is an equal and opposite reaction force
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