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Phys Sci - Chap 11

vocabulary words

QuestionAnswer
frame of reference system of objects that aren't moving with respect to one another
relative motion movement in relation to a frame of reference
distance length of the path between two points
vector quantity that has a direction associated with it
resultant vector vector sum of two or more vectors
speed ratio: distance over time
average speed total distance traveled divided by the time it takes to travel that distance
instantaneous speed rate at which an object is moving at a given moment in time
velocity speed and direction an object is moving
acceleration rate at which velocity changes
free fall movement of an object toward Earth because of gravity
constant acceleration steady change in velocity
linear graph graph in which the the displayed data form a straight line
nonlinear graph graph in which the displayed data form a curved line
Created by: msparks
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