Net Force Quiz

Name

1. Which of the following combinations of forces results in the object accelerating to the right?

• A
• B
• C
• D

2. If the ball is at rest on the soccer field and the four forces shown are applied at the same time, the ball will.

• A move to the left.
• B stay in the same position.
• C resist any change in movement.
• D accelerate in the direction of the smallest force.

3. Two forces are applied to a wooden box as shown below. Which statement BEST describes the effect these forces have on the box? .

• A. The box does not move.
• B. The box moves to the right.
• C. The box moves to the left.
• D. The box moves straight up.

4. Marcus pushes against a refrigerator with a force of 300 newtons (N) to the right. Kelli pushes against the refrigerator with a force of 360 N to the left.

• A. 60 N to the right
• B. 65 N to the right
• C. 65 N to the left
• D. 60 N to the left

5. Two forces act on a block as shown in the picture. What is the net force on the block?

• A. 10 N to the left
• B. 10 N to the right
• C. 30 N to the right
• D. 30 N to the left

6. The diagram shows forces acting on a box. Which statement BEST describes what will happen to the box as a result of these forces being applied?

• A The box will move up.
• B The box will move to the left.
• C The box will move to the right.
• D The box will remain stationary.

7. In a game of tug-of-war, the people on each team pull with the amount of force shown. In which direction will the center of the rope go?

• A to the west because the net force is greater in this direction
• B to the east because the net force is greater in this direction
• C to the west because the net force is less in this direction
• D to the east because the net force is less in this direction

8. What does it mean when a force is balanced?

• object moves

• object doesn't move

9. What does it mean when a force is unbalanced?

• object moves

• object doesn't move