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Chpt. 3
Exploring Motion and Forces
11
Science
Not Applicable
10/21/2004

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Cards

Term
Speed
Definition
Is the rate of change in position
Term
Instantaneous Speed
Definition
Speed at any given instant
Term
Constant Speed
Definition
Speed that does not vary
Term
Average Speed
Definition
Is the total distance traveled divided by the total time traveled
Term
Velocity
Definition
Describes both speed and direction
Term
Acceleration
Definition
Is the rate of change of velocity
Term
force
Definition
Is a push or pull
Term
Balanced Forces
Definition
Forces that are equal in size and opposite in direction
Term
Net force
Definition
Acts on an object always changes the velocity of the object
Term
inertia
Definition
Is the tendency of an object ot resist any change in motion
Term
Gravity
Definition
Is a force every object in the universe exerts on every other object
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