Physics Chapt. 1-2 Terms

a system that defines the zero point of the variable you are studying

• coordinate system

• instantaneous velocity

• magnitude

• position

the speed and direction of an object at a particular instant

• time interval

• instantaneous velocity

• magnitude

• position

another term given for the size of a vector

• time interval

• average velocity

• magnitude

• position

the location of an object relative to an origin

• time interval

• average velocity

• origin

• position

t_f-t_i

• time interval

• average velocity

• origin

• position-time graph

ratio of the change in position to the time interval during which the change occurred

• vector

• average velocity

• origin

• position-time graph

a zero point in a coordinate system

• vector

• motion diagram

• origin

• position-time graph

a graph with time data on the horizontal axis and position data on the vertical axis

• vector

• motion diagram

• origin

• position-time graph

a quantity with both magnitude and direction

• vector

• motion diagram

• origin

• resultant

a series of images showing the position of a moving object over equal time intervals

• distance

• motion diagram

• origin

• resultant