A. Multiple Choice: Read each item carefully. Circle the letter of the best answer.
1. Which of the following statement is true?
A. Friction makes an object slide.
B. Gravity pushes an object upward.
C. Force is needed to stop an object.
D. An object in motion will remain in motion.
2. Why does a car travel faster in going down than in going up?
A. It is moving against gravity.
B. It is being pushed by the wind.
C. It is moving toward gravity.
D. It is being pulled by the weight of the car.
3. A baseball and a sheet of paper are dropped at the same time from the same height. What will occur
if there is no air resistance?
A. The baseball will land first.
B. The paper will float slowly through the air.
C. The baseball will float slowly through the air.
D. The baseball and the paper will land at the same time.
4. A boy sits on a grassy slope. What force stop him sliding down?
A. Friction
B. Magnetic
C. Gravity
D. Weight
5. Which of the following is an example of increasing friction?
A. Polishing the floor
B. Squirting oil into the door hinge
C. Waxing the underneath of ice skates
D. Spreading sand on a wet road
6. What force do the brakes on a bicycle produce to stop the bike.
A. Pitch
B. Gravity
C. Friction
D. Magnetism​