Motion Quiz

Once the car was in motion at a constant velocity, a technician measured the speed of the car at 80 kilometers per hour relative to the wall. At that instant, how fast was the crash test dummy moving in the car relative to the wall?

• 0 km/hr

• 40 km/hr

• 80 km/hr

• 160 km/hr

The slope of the graph represents what characteristic of an object?

• displacement

• force

• speed

• inertia

The graph below shows the movement of an object at several points in time. What is the average speed of the object?

• 0.5 meters per minute

• 2 meters per minute

• 25 meters per minute

• 50 meters per minute

The figure shows a block that is being pulled along the floor. According to the figure, what is the acceleration of the block?

• 2 m/s²

• 3 m/s²

• 4 m/s²

• 6 m/s²

If the insect keeps moving at the same speed, which picture shows where it will most likely be after 1 more minute?

• 6 inches

• 5 inches

• 3 inches

• 2 inches

The diagram below shows the path of a jet from Washington, D.C. to Dallas, TX. The trip takes approximately 2 hours and covers approximately 1900 km. Which of the following best describes the speed and direction of the jet’s flight?

• 475 km/h southwest

• 950 km/h southwest

• 1900 km/h southwest

• 3800 km/h southwest

What is the total displacement of the ball and the total distance traveled by the ball?

• The ball has a displacement of 2 m to the right and traveled a distance of 20 m.

• The ball has a displacement of 20 m to the right and traveled a distance of 2 m.

• The ball has a displacement of 9 m to the right and traveled a distance of 11 m.

• The ball has a displacement of 11 m to the right and traveled a distance of 9 m.

Which statement best describes the motion of the apple immediately after the car hit the barrier?

• The apple moved forward at 30 kph.

• The apple moved forward at 60 kph.

• The apple moved backward at 30 kph.

• The apple moved backward at 60 kph.