Review of Motion

If a kangaroo can hop 200 meters in 10 seconds, how fast are they going?

• 200 m/s

• 20 m/s

• 10 m/s

• 2000 m/s

What is happening in this Distance vs Time graph?

• Going up a hill, then going down a hill

• Going away from home, resting, then going back home

• Speeding up, then slowing down

In this Distance vs Time graph, how long did it take Marie to get to work?

• 40 minutes

• 25 minutes

• 10 minutes

• 5 minutes

What is happening in this Speed vs Time graph from 0 seconds to 5 seconds?

• Acceleration (speeding up)

• Steady Speed

• Deceleration (slowing down)

• Not moving

On this Distance vs Time graph, what is happening between W and X?

• Going up a hill

• Speeding up

• Moving away at a steady speed

• Not moving

Using this graph and table, what is the distance traveled in 4 seconds?

• 20 meters

• 40 meters

• 60 meters

• 80 meters

What is the average speed shown on this graph and table?

• 80 m/s

• 40 m/s

• 10 m/s

• 1 m/s

An athlete goes for a run. The athlete runs 5 kilometers per hour, then makes a right-hand turn, and his speed changes to 8 kilometers per hour. Which statement best describes the athlete's run?

• The athlete experienced a decrease in acceleration

• The athlete experienced no acceleration

• The athlete experienced an increase in acceleration

• The athlete experienced an increase in speed but experienced no acceleration

A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?

• 10 m/s
• 1000 m/s
• 100 seconds
• 10 seconds

Which of the following is a unit for acceleration?

• km/s
• m/s²
• mi/hr
• ft