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17 Cards in this Set

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The process of changing place or position
Motion
Space between objects or places
Distance
measures direction between the starting and ending position
Displacement
Distance traveled divided by the amount of time needed to travel that distance.
Speed
Total distance and total time
Average Speed
Speed in given direction
Velocity
Describe how an object changes velocity. This is due to a change in speed or direction or both.
Acceleration
A push or pull
Force
An objects tendency to resist change in motion. This depends on the mass.
Inertia
Forces that cancel out each other because they equal in opposite different directions
Balance force
Force that do not cancel each other out. They are unequal in opposite directions
Unbalance force
Forces that resist motion between two touching surfaces.
Friction
Pull that all matter has on other matter
Gravity
Amount of matter in an object
Mass
Anything that has mass and takes up space
Matter
The gravitational pull between objects.
Weight
An object will remain at rest or keep moving in a straight line and constant speed, unless an unbalanced force acts upon it.
First Law of Motion