What is Mr. Watson’s displacement when the bus returns to the school?

• 0 km

• 12 km

What is the total distance that Mr. Watson travels every day?

• 13 km

• 41 km

What is happening when “line A” and “line B” cross?

• They both stop.

• A passes by B.

Which runner is moving faster? Hint: Look at the slope!

• A

• B

Which of the following best describes their motion?

• They are both moving at the same speed but in opposite directions.

• Running at a constant speed in the positive direction

Which of the following are an appropriate unit for speed and velocity?

• hours per mile (h/m)

• meters per second (m/s)

Which section of the graph shows the object moving the fastest? Hint: Look at the slope!

• a) B

• b) C

Which section of the graph shows an object with negative velocity?

• a) B

• b) C

It takes a football player 4 seconds to run 40 meters. What is his speed? Hint: Use the formula: speed = distance/time

• 10 meters per second

• 0.10 meters per second

• 0.40 meters per second