Acceleration Practice

The unit for Acceleration is usually

• m/s

• m/s²

• m

• s

Billy was driving his car and when he reached the tollbooth he slowed from 190m/s to 12m/s in 20 seconds. What was the magnitude for his negative acceleration of the car?

• -8.9m/s²

• 8.9m/s²

• 9.8m/s²

• -9.8m/s²

The speed boats speed increased from 0m/s to 24m/s in a time span of 12 seconds. What was its rate of acceleration?

• 4 m/s²

• 2 m/s²

• 8 m/s²

• 6 m/s²

A motorcycle rider increases his speed from 25 m/s to to 55 m/s in 10 seconds. What was its rate of acceleration?

• 2.5 m/s²

• 4 m/s²

• 3 m/s

• 3 m/s²

A boat increases its speed from 16 m/s to 96 m/s in 5 seconds. What was its rate of acceleration?

• 10 m/s²

• 16 m/s²

• 14 m/s²

• 16 m/s

The Eagles are playing the Patriots in Super Bowl 52. The score is Eagles 31 Patriots 27 with two minutes left. Nick Foles throws a deep ball to Alshon Jeffery the velocity of the football flies in the air at 40 m/s over a 5 second period. What was its rate of acceleration?

• 6 m/s²

• 10 m/s²

• 8 m/s²

• 0 m/s²

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

• 1.5 m/s²

• 2.3 m/s²

• 15 m/s²

A car takes 8 sec to increase its velocity from 3 m/s to

30 m/s. What is its acceleration rate?

• 3.4 m/s²

• 22 m/s²

• 38 m/s²

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

• 11 m/s²

• -11 m/s²

• -11 m/s

• 10 m/s²

A bicycle accelerates from 3 m/s to 6 m/s in a period of time of 1.5 s. What is the acceleration rate of the bike during this time?

• 2 m/s²

• 9 m/s²

• -2 m/s²

• -9 m/s²