When motion IS changing directions, acceleration is the rate at which ________changes, but when motion is NOT changing direction, acceleration may be expressed as the rate at which ________ changes.
Aspeed, time
Bvelocity, speed
Celapsed time, average speed
...?
When motion IS changing directions, acceleration is the rate at which ________changes, but when motion is NOT changing direction, acceleration may be expressed as the rate at which ________ changes.
Aspeed, time
Bvelocity, speed
Celapsed time, average speed