This is a Pretest for the topic of Force and Motion -Science 8.pdf

Pre-test about Force and Motion. Science Grade 8

1. PRE-TESTPRE-TEST
LET’S PLAY!

2. HOW TO PLAY
Read carefully each
question and
choose the best
answer. Write
your answer in
your notebook

3. Are you
ready?

4. Multiple choice
1. What is Newton's First Law of Motion?
a. An object in motion stays in motion
b. Force equals mass times acceleration
c. For every action, there is an equal and opposite
reaction
d. An object at rest stays at rest and an object in
motion stays in motion unless acted upon by an
unbalanced force

5. Multiple choice
2. Which of the following is a correct unit for
measuring force?
a. Meters per second
b. Kilograms
c. Newtons
d. Joules

6. Multiple choice
3. What is the term for the force that
opposes the motion of objects that touch as
they move past each other?
a. Gravity
b. Friction
c. Inertia
d. Momentum

7. Multiple choice
4. Which of the following is an example of
Newton's Third Law of Motion?
a. A book sitting on a table
b. A car accelerating on a highway
c. A swimmer pushing off the wall of a pool
d. A ball rolling down a hill

8. Multiple choice
5. Which factor does NOT affect the amount
of friction between two surfaces?
a. The types of surfaces in contact
b. The weight of the objects
c. The color of the objects
d. The amount of surface area in contact

9. Multiple choice
6. What happens to the acceleration of an
object if the net force acting on it increases
while its mass remains constant?
a. Acceleration decreases
b. Acceleration increases
c. Acceleration remains the same
d. Acceleration becomes zero

10. Multiple choice
7. In which situation would an object
experience the least amount of air
resistance?
a. A flat piece of paper falling
b. A crumpled piece of paper falling
c. A feather falling
d. A parachute opening

11. Multiple choice
8. What is the primary force responsible for
the motion of planets around the sun?
a. Magnetic force
b. Frictional force
c. Gravitational force
d. Electrical force

12. Multiple choice
8. What is the primary force responsible for
the motion of planets around the sun?
a. Magnetic force
b. Frictional force
c. Gravitational force
d. Electrical force

13. Multiple choice
9. Which of the following is an example of
friction?
a. A ball rolling down a hill
b. A rocket launching into space
c. A book sliding across a table
d. A balloon floating in the air

14. Multiple choice
10. Which of the following is a correct unit
for measuring mass?
a. Meters per second
b. Kilograms
c. Newtons
d. Joules

15. Thanks for
playing!
THE END