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Read each question carefully and encircle the letter of the correct answer.

1. Gravity pulls an object downward. How do you describe gravity?

A. a force

B. an illusion

C. an object

D. a substance

2. Gravity keeps the moon in orbit around the Earth. What will happen to the

gravitational force if the moon is closer to Earth?

A. Increases

B. Decreases

C. Disappears

D. Remains the same

3. Gravity pulls us down. What might happen if you move against gravity?

A. No force is needed.

B. Nothing will happen.

C. Less force will be needed.

D. More force will be needed.

4. Gravity affects movement of an object. Which of the following situations show

the effect of gravity?

A. Rolling ball suddenly slows down and stops.

B. Applying breaks to stop a vehicle.

C. Fruit falling from the tree.

D. Lighting a matchstick.

5. Gravity attracts all physical bodies. Which of the following statements is true

about gravity?

A. It stops the rotation and revolution of Earth.

B. It pushes everything away from the Earth.

C. It pulls objects toward the ground.

D. It is greater on rough surfaces.

6. What causes the objects to fall toward the earth’s center?

A. acceleration

B. friction

C. gravity

D. mass

7. Gravity depends on the mass of an object. Which of the following would be most

difficult to lift against gravity?

A. ball

B. car

C. chair

D. pen

8. Why does a bicycle travel faster when moving down than moving up?

A. It goes against the pull of gravity.

B. It is pushed by the wind.

C. It is moving towards the pull of gravity.

D. It is pulled through the weight of the bicycle.

9. What is the effect of the Earth’s gravity on us?

A. It makes us float inside the Earth.

B. It pushes us out of the Earth.

C. It moves us in a circle path.

D. It pulls us to the Earth’s center.

10. You need force to jump. What force did you overcome after jumping?

A. air

B. friction

C. gravity

D. weight​