Chapter 5 Motion

Front

motion

Back

the state in which one objects distance from another is changing

Front

reference point

Back

a place or object used for comparison to determine if an object is in motion.

Front

International System of Units

Back

a system of units used by scientists to measure the properties of matter

Front

distance

Back

the length of the path between two objects

Front

speed

Back

Front

average speed

Back

Front

instantaneous speed

Back

the speed of an object at one instant of time

Front

velocity

Back

speed in a given direction

example: 32 m/hr eastward

Front

slope

Back

the steepness of a graphed line

the slope represents an object's speed