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This set of flashcards includes key vocabulary terms and their definitions related to motion and its measurements.
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Motion
The action or process of being moved.
Speed
The rate at which someone or something is moving.
Velocity
The speed of something in a given direction.
Distance
An amount of space between two things or people.
Displacement
The moving of something from its place or position.
Kilometer
A metric unit of length equal to 1000 meters.
Second
A counting unit, typically used to measure time.
Acceleration
An object's capacity to gain speed.
Positive acceleration
An object's velocity is increasing in the chosen positive direction.
Negative acceleration
An object's velocity is decreasing or slowing down.
Constant Speed
An object moves at the same rate, without change in its motion.