Choose the letter of the best answer. Write your answers on a separate sheet of paper.
1. When a heavy football player and a light one run into each other, who exerts more force?
A. The heavy one
B. The light one.
C. They exert the same force.
D. There is no force exerted by each player.
2. When Rafael jumps, his action force acts on the ground. What happens to the reaction force?
A. It is absorbed by the ground. B. It acts on Rafael
C. It is greater than the action force.
D. It is less than the action force.
3. According to Newton's third law, whenever a force is exerted to a body by another body, these forces interact. How do you describe these forces?
A. They are unbalanced force.
B. They are combined forces. C. They are equal in size and the same direction.
D. They are equal in size and opposite directions.
4. A gun recoils when it is fired. As the gases from the gunpowder explosion expand, the gun pushes the bullet forward and the bullet pushes the gun backward. How do these two forces compare?
A. The force of the gun on the bullet is larger.
B. The force of the bullet on the gun is larger.
C. The force of the bullet on the gun is lesser.
D. The forces are the same in amount
5. A person is attracted toward the center of the earth by a 600 N gravitational force. How much force with which the earth is attracted to the person?
A. very small
B. very large.
C. 300N
D. 600N
PAKISAGOT NG MAAYOS THX
Answers & Comments
Answer:
1. C
2. B
3. D
4. B
5. D