Physical Science Ch. 1

Front

position

Back

an object's distance and direction from a reference point

Front

motion

Back

the process of changing position

Front

reference point

Back

the starting point you used to describe the location of position of an object

Front

displacement

Back

the difference between the initial and final position of an object

Front

speed

Back

distance an object travels per unit of time

Front

constant speed

Back

rate of change of position in which the same distance is travelled each secon

Front

instantaneous speed

Back

the speed at a specific instant in time

Front

average speed

Back

distance divided by time

Front

velocity

Back

speed and direction of a moving object

Front

acceleration

Back

measure of the change of velocity during a period of time