Quiz (Acceleration)

A ball accelerating has an initial velocity of 10m/s and a final velocity of 20m/s. What is the average velocity of the ball.

• 5m/s

• 10m/s

• 15m/s

• 20m/s

A deer moves from rest and runs for 7.0 meters down a hill to eat an apple in 4 seconds. What is the speed of the deer just before it gets to the apple.

• 3.5m/s

• 10m/s

• 7.0m/s

• 12m/s

When you see a traffic light turn red, you apply. the brakes and stop with a constant acceleration. If your initial speed was 20m/s, what was your average speed during breaking

• 10m/s

• 20m/s

• 25m/s 1

• 15m/s

A baseball player is dashing toward home plate with a speed of 5.8m/s when she decides to hit the dirt. She slides for 1.1seconds before she comes to a stop. How far does she slide

• 12m

• 10.4m

• 3.2m

• 5m

Which of the following is the formula for acceleration

This is a velocity-time graph. What is the object doing in segment A?

• Speeding up

• Slowing down

• Constant Velocity

• Not moving

This is a velocity-time graph. What is the object doing in segment A?

• Speeding up

• Slowing down

• Constant Velocity

• Not moving

This is a velocity-time graph.  What is the object doing in segment B?

• Positive acceleration
• Negative acceleration
• Constant Velocity
• Not moving

This is a velocity-time graph. What is the object doing in segment C?

• Speeding up

• Slowing down

• Constant Velocity

• Not moving

Which graph represents the greatest acceleration?

• A
• B
• C
• D