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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