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Motion and Force Ch. 1 & 2
Motion Force
10
Science
7th Grade
03/17/2006

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Cards

Term
Reference Point
Definition
A place or object used for comparison to determine if an object is in motion.
Term
Meter
Definition
The basic SI unit of length
Term
Speed
Definition
The distance an object travels in one unit of time.
Term
Acceleration
Definition
The rate at which velocity changes
Term
Force
Definition
A push or pull exerted on an object
Term
Free Fall
Definition
The motion of a falling object when the only force acting on it is gravity.
Term
Gravity
Definition
The force that pulls objects toward each other.
Term
Inertia
Definition
The tendency of an object to resist any change in its motion.
Term
Newton
Definition
A unit of measure that equals the force required to accelerate one kilogram of mass at 1 meter per second per second
Term
Velocity
Definition
Speed in a given direction
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