1.Which of the following statement is true?
A.Friction makes an object slide
B.Gravity pushed 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 baseball will float slwoly through the air.
C.The paper will float slwoly thought the air
D.The baseball and the paper will land at the same time

4.A boy sits on a grass slope. What force stops him from sliding dowm?
A.Friction
B.Magnetic
C.Gravity
D.Weight

5.Which of the following is an example of increasing friction?
A.Polishing the floor
B.Squiting 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

7.A boy is playing with a toy sledge. In which surface will it travel fastest?
A.The carpet
B.The rough floor
C.The wel floor
D.The polished floor

8.Which is used to produce motion in the bookshelf?
A.Force
B.Friction
C.A pulley
D.Gravity

9.Why did a ball thrown to the air fall back to the grawnd?
A.Gravity caused the ball to fall
B.Acceleration caused the ball to move fast
C.Air caused the ball fall on the ground
D.Tge weight of the ball made it move faster

10.Which has the least friction?
A.Waxed floor
B.Grassy area
C.Sandy floor
D.None of these

11.The boy is playing bowling. What force is acting on the ball?
A.Static Frictiin
B.Rolling friction
C.Fluid friction
D.Sliding friction

12.Which of the following statement best describes friction
A.It is force that occurs between solid
B.It is a force that occurs only on rough surfaces.
C.It is force occurs between solid and liquids
D.It is a force the occurs when surfaces touch each other.

13. What happens when you go against gravity?
A.No motion occurs.
B.No force is needed yo accelerate
C.Less force is needed to accelerate
D.More firce is needed to accelerate

14.Which shows that too much friction is undesirable
A.Pushing furniture
B.Lighting a matchstick
C.Walking on wet floors
D.Using tge breaks near tge stoplight

15.What makes a rolling ball slow down and stop?
A.Brake
B.Gravity
C.Friction
D.Air resistance​