Acceleration Practice Problems

Front

A roller coaster accelerates from an initial velocity of 6.0 m/s to a final velocity of 70 m/s over 4 seconds. What's the acceleration?

Back

16 m/s²

Front

A dog slides along a waxed floor with an initial speed of 7.5 cm/s and stops in 15 seconds. What is the acceleration?

Back

-0.5 cm/s²

Front

Acceleration is defined as the CHANGE in

Back

velocity divided by the time interval

Front

Why does a car accelerate as it rounds a corner at a constant speed?

Back

Its direction changes

Front

A negative acceleration means that your object is _____.

Back

slowing down

Front

Units for acceleration is

Back

m/s²

Front

A Ninja motorbike travelling at 55 m/s takes 5 sec to come to rest. What is its deceleration rate?

Back

-11 m/s²

Front

A box at rest starts sliding down an inclined plane for 3 seconds, until it reaches a velocity of 27 m/s. What is the box's acceleration?

Back

9 m/s²

Front

A horse at rest increases its velocity to 15 m/s in 10 seconds. Calculate its acceleration rate.

Back

1.5 m/s²