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Mr. L - 8G Samantha G - Ch 11 Motion
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Gravity
Terms in this set (14)
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 the path between two points
vector
A quantity that has a direction with it
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
The total distance traveled divided by the time it takes to travel the distance
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, measured relative to a reference point
acceleration
The rate at which velocity changes
free fall
The movement of an object toward Earth because of gravity
constant acceleration
A steady change in velocity
linear graph
A graph in which the displayed data form a straight line
nonlinear graph
A graph in which the displayed data form a curved line
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