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Week 19 Vocabulary
Newton's Laws
12
Science
9th Grade
04/05/2016

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Term
Force
Definition
A push or pull on an object
Term
Net Force
Definition
Total amount of force on a system
Term
Balanced Force
Definition
Forces acting on an object that are equal in strength but opposite in direction
Term
Unbalanced Force
Definition
Forces that cause a change in motion
Term
Friction
Definition
the resistance that one surface or object encounters when moving over another
Term
Terminal velocity
Definition
the constant speed that a freely falling object eventually reaches when the resistance of the medium through which it is falling prevents further acceleration
Term
Momentum
Definition
The quantity of motion of a moving body, measured as a product of its mass and velocity
Term
Centripital Force
Definition
a force that makes a body follow a curved path
Term
Inertia
Definition
is the resistance of any physical object to any change in its state of motion
Term
Newton's 1st law
Definition
Objects in motion stay in motion, objects at rest stay at rest unless acted upon by an outside force.
Term
Newton's 2nd law
Definition
F=ma
Term
Newton's 3rd Law
Definition
Every action has an equal and opposite reaction
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