# Shared Flashcard Set

## Details

Motion
Speed and velocity
13
Physics
09/12/2013

Term
 Acceleration
Definition
 The rate of changinfo velocity
Term
 Average speed
Definition
 The total distance traveled by the total time of travel
Term
 Balanced force
Definition
 Forces on an object that are equal in size and opposite in direction
Term
 Distance
Definition
 How far an object has moved
Term
 Displacement
Definition
 The distance and direction of an objects change in position from the starting point
Term
 Force
Definition
 A push or pull
Term
 Inertia
Definition
 The tendency of an object to resist any change in its motion
Term
 Instantaneous speed
Definition
 The speed at a given point in time
Term
 Net force
Definition
 When two or more forces act on an object at the same time, the forces combine to form the net force
Term
 Speed
Definition
 The distance an object travels per unit of time
Term
 Velocity
Definition
 The speed if an object and the direction of its motion
Term
 Momentum
Definition
 Property of an moving object that equals its mass times its velocity
Term
 Newtons 1st Law
Definition
 The motion of an object changes only if unbalanced force acts on the object
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