0
Q
Reference point
A
A place or object used for comparison to determine if something is in motion.
1
Q
Motion
A
Potion changes relative to another object.
2
Q
International System of Units
A
Scientist use a system of measurement.
3
Q
Distance
A
The length of the path between two points.
4
Q
Speed
A
The distance the object moves per unit of time.
5
Q
Average speed
A
Divide the total distance traveled by the total time.
6
Q
Instantaneous speed
A
The speed at which an object is moving at a given instant of time.
7
Q
Velocity
A
Speed in a given direction.
8
Q
Slope
A
The steepness of a line on a graph.
9
Q
Acceleration
A
The rate as which velocity changes.
Science: Forces And Energy
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