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Abed 3 science ((( FORCES CAN CHANGE MOTION )))🚗🚗

Total questions: 60

Worksheet time: 37mins

Name
Class
Date
1.

A force must be applied to an object to change its motion!

a)

True

b)

False

2.

___________ is a push or a pull!

a)

Force

b)

Motion

c)

Friction

3.

Forces can be large or small!

a)

True

b)

False

4.

It Takes larger forces to lighter objects !

a)

True

b)

False

5.

Balanced forces cancel each other out when acting on an object.

a)

true

b)

false

6.

A force is ___________.

a)

pushing

b)

a pull between two objects

c)

the amount of gravity between two objects

d)

a push or pull

7.

_____________ is needed to lift a feather compared with lifting a bag !

a)

More force

b)

Less force

c)

The same force

d)

No force

8.

You need____________force to move lighter object

a)

Less

b)

More

9.

Friction is a type of force

a)

True

b)

False

10.

______________ occurs when one object rubs against another!

a)

Force

b)

Friction

c)

Motion

11.

Friction pushes against moving objects and causes them to slow down

a)

True

b)

False

12.

Smooth surfaces have _________ friction!

a)

less

b)

more

13.

When there is _________ friction, it is harder for an object to slow down and stop!

a)

Less

b)

More

14.

More than one force can push or pull on an object at a time!

a)

True

b)

False

15.

__________ pulls things towards earth

a)

Gravity

b)

Motion

c)

Friction

d)

Force

16.

_____________are forces that cancel each other out when acting together on an object

a)

Balanced forces

b)

Unbalanced forces

17.

_______________________do not cause a change in motion!

a)

Balanced forces

b)

Unbalanced forces

18.

Forces that are not equal to each other are called______________

a)

Balanced forces

b)

Unbalanced forces

19.

Cause a change in motion?

a)

Balanced forces

b)

Unbalanced forces

20.
a)

Balanced forces

b)

Unbalanced forces

21.

Why the force that applied to the sled is unbalanced???

a)

Because the dogs pull the sled and cause it to move.

b)

Because the sled is still and cannot move

22.
a)

Balanced forces

b)

Unbalanced forces

23.

Why the force that is applied to the pear is a balanced force??

a)

The bear is not moving

b)

the brown dog is bigger

24.
a)

push

b)

pull

25.
a)

push

b)

pull

26.

Make an object move faster, forward!

a)

Balanced force

b)

Unbalanced force

27.

make an object move up!

a)

Push-up

b)

Push down

c)

Pull down

28.

If you’re running on an icy floor, it’s too hard to stop or slow down because _______________

a)

Smooth surfaces have more friction

b)

Smooth surfaces have less friction

29.

Balanced forces!!

a)

Are not equal forces

b)

Are equal forces

30.

Unbalanced forces!!

a)

Are not equal forces

b)

Are equal forces

31.
What is a PUSH or PULL of an object?
a)
Motion
b)
Force
c)
Friction
d)
Gravity
32.
An object may move when a _______ is applied to it. 
a)
force
b)
gravity
c)
friction
33.

All force is either a push or pull on an object. True or false.

a)

True

b)

False

34.

A force that is stronger than another is an __________ __________.

a)

gravity

b)

unbalanced force

c)

balanced force

d)

friction

35.

If both forces have the same strength, it is called a _______ _______.

a)

unbalanced force

b)

friction

c)

balanced force

d)

gravity

36.

_______ is a force that slows things down.

a)

Gravity

b)

Unbalanced force

c)

Balanced force

d)

Friction

37.

Gravity is a force that pulls objects toward the Earth. True or false.

a)

False

b)

True

38.

If the object is resting, the forces are ________.

a)

unbalanced

b)

balanced

c)

friction

39.

If the object is moving, the forces are (a)  

40.

4. Forces can change the speed, direction or shape of an object

a)

True

b)

False

c)

No Answer

41.

A force can____________.

a)

make an object move

b)

make a moving object stop moving

c)

all of the above

42.

What does the force of gravity do to objects?

a)

it pushes them apart

b)

it pulls them to the center of earth

c)

It makes them float

43.

Which of the following surfaces has the least amount of friction?

a)

a road covered with spilled sand

b)

a dirt road

c)

a road covered with ice

44.
which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
45.
What is a force that opposes motion between two surfaces?
a)
friction
b)
acceleration
c)
velocity
d)
motion
46.

Forces that are equal in the size and cancel each other are called _______ forces.

a)

gravity

b)

balanced

c)

unbalanced

47.

You enjoy sliding down fast on a slide because there is _____.

a)

big friction on the surface

b)

little friction on the surface

c)

no gravity

48.

you need a big force to push a ______ table.

a)

light

b)

heavy

c)

small

49.

friction is always pushing in the ______ direction of the motion.

a)

same

b)

opposite

c)

up

50.

unbalanced forces are ______ .

a)

equal

b)

not equal

51.

TRUE or FALSE:

Friction can slow down or stop the movement of an object.

a)

TRUE

b)

FALSE

52.

Which lists all forces?

a)

push, pull, gravity

b)

push, pull, mass

c)

gravity, push, mass

53.

What do you call a push or pull that causes an object to move, stop, or change speed or direction?

a)

force

b)

gravity

c)

power

d)

work

54.
What do you call forces equal in size and opposite in direction?
a)
net force
b)
balanced forces
c)
unbalanced forces
d)
friction
55.
What do you call forces that oppose motion when two surfaces rub against each other?
a)
friction
b)
gravity 
c)
magnetism
d)
work
56.
What force moves an object away from you?
a)
pull
b)
push
c)
gravity
d)
Jedi force
57.
A _____ moves an object closer to you.
a)
push
b)
pull
c)
friction
d)
cat
58.
Which would require the most force to move?
a)
a toy car
b)
a sleeping cat
c)
a science book
d)
a chair with a friend sitting in it
59.
If these boys are pulling with the same amount of force.  What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
60.
What do you call a change in an object's position?
a)
Force
b)
Motion
c)
Gravity
d)
Speed