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Chp11Vocab_Ernst

TermDefinition
frame of reference a system of objects that are not moving with respect to one another
relative motion movement in relation to a frame of reference
distance the length of a path between two points
vector a quantity that has magnitude and direction
resultant vector the vector sum of two or more vectors
speed the ratio of the distance an object moves to the amount of time the object moves
average speed Average Speed= distance/time
instantaneous speed the rate at which an object is moving at a given moment in time
velocity the speed and direction an object is moving
acceleration the rate that velocity changes
free fall acceleration due to change
constant acceleration a steady change in velocity
linear graph the displayed data form straight lines
nonlinear graph the data is connected by curves
Created by: david.ernst
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