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Which tells you how quickly an object changes position?
zero
position over time
average speed
distance and time
a reference point
speed
speed
velocity
A flat, or horizontal, line on a distance-time graph means that the speed is
zero
position over time
average speed
distance and time
a reference point
speed
speed
velocity
Motion is a change in
zero
position over time
average speed
distance and time
a reference point
speed
speed
velocity
To specify the position of an object, you need to know
zero
position over time
average speed
distance and time
a reference point
speed
speed
velocity
Jenna knows that a friend runs 100m in 8s. She could use this to calculate her friend's
zero
position over time
average speed
distance and time
a reference point
speed
speed
velocity
Jake walks 100m in 50s, moving at different speeds. Dividing 100m by 50s gives you Jake's
zero
position over time
average speed
distance and time
a reference point
speed
speed
velocity
Speed in a specific direction is
zero
position over time
average speed
distance and time
a reference point
speed
speed
velocity
To find the speed of an object in motion, you need to measure
zero
position over time
average speed
distance and time
a reference point
speed
speed
velocity
Check it!