How can we help?

You can also find more resources in our Help Center.

Motion Vocabulary

STUDY
PLAY
acceleration
rate of change of velocity with time
constant speed
rate of change of a position in which the same distance in traveled each second
average speed
total distance traveled divided by total time taken
displacement
a vector that is the difference between the initial and final position of an object
instantaneous speed
speed at a specific instant in time
reference point
a starting point used to describe the position of an object
rise
the change in the value of the vertical coordinate between two points on a graph
run
the change in the value of the horizontal coordinate between two points on a graph
slope
a number describing how steep a plotted line on a graph is
speed
rate of change of position with time
vector
a quantity with both size and direction
velocity
speed in a certain direction