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A cars change of speed and direction is
Acceleration
Speed at a given moment is
Instantaneous Speed
When an object slows down it a … acceleration
Negative
When an object speeds up it had … acceleration
Positive
To calculate the average speed for an object you must know the … and the …
Distance and Time
formula for time is
d/s
Formula for speed is
d/t
Formula for distance
s*t
A car on cruise control is
Not acceleration
A car turning or speeding up or descending is
Acceleration