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Year 5 Forces!

Total questions: 65

Worksheet time: 1hrs 26mins

Name
Class
Date
1.
A _____ moves an object closer to you.
a)
push
b)
pull
c)
friction
d)
cat
2.
Another way that force can cause the change in an object's motion is to...
a)
change its color.
b)
change its pitch.
c)
change its direction.
d)
change its spots.
3.
_____ is the force that slows and stops motion between touching objects.
a)
Friction
b)
Gravity
c)
Pull
d)
Push
4.
Why is there less friction between two ice cubes touching than between sandpaper on wood?
a)
They have rough surfaces.
b)
They have loud surfaces.
c)
They have smooth surfaces.
d)
They have bright surfaces.
5.
What is one way to reduce friction?
a)
Put sandpaper between the surfaces that touch.
b)
Push the surfaces closer together.
c)
Shine a light on the surfaces.
d)
Put a slippery substance between the surfaces.
6.
In which of the following activity is friction useful?
a)
sliding down a snowy hill on a sled
b)
ice skating
c)
running around a track
d)
roller blading
7.
Why do air planes and race cars have sleek shapes?
a)
to reduce friction from air resistance
b)
to increase air resistance
c)
to look more appealing than cats
d)
so people will buy them
8.
Is gravity a push or a pull?
a)
push
b)
pull
c)
neither
d)
both
9.
What keeps the Moon in orbit around Earth?
a)
Earth's rotation.
b)
Earth's atmosphere.
c)
Earth's gravity.
d)
Earth's shape.
10.
When mass increases then gravity
a)
Decreases
b)
Increases
c)
Stays the same
11.
What force holds the planets in motion around the sun?
a)
Magnetic
b)
Electrical
c)
Gravitational
d)
Air Resistance
12.
What does the strength of gravity between two objects depend upon?
a)
Mass & distance
b)
Mass & weight
c)
Gravity & inertia
d)
Inertia & mass
13.
All objects in the universe have a gravitational attraction to each other. 
a)
True
b)
False
14.
What force ultimately slows the roller coaster to a stop?
a)
Applied
b)
Normal
c)
Friction
d)
Magnetic
15.
Simon wanted to know if the height of a ramp affected how fast the car went down it. What part of this experiment is Simon's INDEPENDENT (Test) Variable?
a)
height of the ramp
b)
the type of car
c)
the speed of the car
d)
there isn't one
16.
Simon wanted to know if the height of a ramp affected how fast the car went down it. What part of this experiment is Simon's Dependent (Outcome) Variable?
a)
there isn't one
b)
the height of the ramp
c)
the type of car
d)
the speed of the car
17.

After Simon conducted an experiment he analysed his data and saw some results that were surprising. Why would it be a good idea for Simon to ask his friends to replicate (redo) his experiment?

a)

They can test many more different variables that he did

b)

they can compare their results to Simon's to see if he was accurate

c)

So they can get better results

d)

They wouldn't do that, scientists don't repeat other scientists experiments.

18.

_________ forces must act on an object for it to CHANGE it's motion

a)

balanced

b)

unbalanced

c)

gravitational

d)

electrical

19.
Jupiter has about 317 times more mass than Earth. What can you infer from this fact? 
a)
That Jupiter’s gravitational force is much weaker than on Earth’s gravitational force.
b)
That Jupiter’s gravitational force is much stronger than Earth’s gravitational force.
c)
That Jupiter’s and Earth’s gravitational forces are equal.
d)
Mass has no effect on the gravitational force between two objects
20.

This type of force resists motion between two surfaces that are pressed together

a)

reaction

b)

gravity

c)

friction

d)

air resistance

21.

If the net force is equal to zero, the forces acting on the object are

a)

balanced

b)

unbalanced

22.
Balanced forces do not change the objects speed or 
a)
direction
b)
distance 
c)
time
d)
mass
23.
Balanced or unbalanced?
a)
balanced
b)
unbalanced
24.
What will cause an object to move?
a)
Applied forces
b)
Balanced forces
c)
Unbalanced forces
25.
If an object is not moving the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
26.

If the forces on an object are balanced the object will...

a)

move up

b)

slow down

c)

speed up

d)

move at a constant speed

27.
a)

Balanced

b)

Unbalanced

c)

Uneven

28.

Which way should the 'friction force' arrow point?

a)

>

b)

<

c)

^

d)

v

29.



(a)  

30.



(a)  

31.



(a)  

32.
a)

It would be balanced.

b)

It would go lower than Box A.

c)

It would go higher than Box A.

33.
a)

Box C would need to have a mass of 2 kg.

b)

The pivot would need to be 50 cm from Box C.

c)

The pivot would need to be in the middle.

34.
a)

True

b)

False

35.
a)

True

b)

False

36.
a)

True

b)

False

37.
a)

True

b)

False

38.



(a)  

39.

Which arrow shows the direction of the

opposite force acting on the parachutist?

a)

>

b)

<

c)

^

d)

v

40.

What is the force shown by the downwards arrow?

(a)  

41.
a)

A = pointed boat

b)

B = rounded boat

c)

C = flat-fronted boat

42.

Tick 3 things that Oliver would need to have done to make

sure his test was a fair test.

a)

Use the same weight

b)

Use the same shaped boat

c)

Start and finish the race at the same point

d)

Have the same amount of water in the tank

43.
a)

They would travel slower

b)

They would travel faster

44.

A compass points in a northerly direction is an example of...

a)

electrical force

b)

gravity

c)

magnetic force

d)

friction

45.

A book falls from a table to the floor is an example of...

a)

water resistance

b)

gravity

c)

air resistance

d)

friction

46.

Tyres with good tread provide excellent grip in snowy conditions is an example of...

a)

electrical force

b)

gravity

c)

friction

d)

magnetic force

47.

A marble sinking through a bottle of water is slowed down is an example of...

a)

water resistance

b)

gravity

c)

air resistance

d)

friction

48.



(a)  

49.



(a)  

50.
a)

Hammer

b)

Ball

51.
a)

There is less air resistance acting upon the hammer and there is more air resistance acting upon the ball.

b)

There is more air resistance acting upon the hammer and there is less air resistance acting upon the ball.

52.
a)

The rope is stronger.

b)

The weights are equal.

c)

There are two wheels.

53.

Which of the following would you use to raise a flag to the top of a flagpole?

a)

Pulley

b)

Gear

c)

Level

54.

Which of the following would you use to make a wheel go faster?

a)

Pulley

b)

Gear

c)

Lever

55.

Which of the following would you use to make a see-saw work?

a)

Pulley

b)

Gear

c)

Lever

56.

Which direction would your arrow go?

a)

<

b)

>

c)

^

d)

v

57.
a)

Air resistance is reduced more by the shape

of car A than by the shape of car B.

b)

Air resistance is reduced more by the shape

of car B than by the shape of car A.

c)

The shape of the car does not affect air

resistance.

58.

Which of the following statements are true? Tick 2 boxes.

a)

Friction affects the speed of a car.

b)

Air resistance causes an aeroplane to slow down when landing.

c)

Upthrust is the force which pulls a parachute towards the Earth.

59.

Which force pulls objects towards the ground?

a)

Gravity

b)

Friction

c)

Air resistance

d)

Magnetism

60.
A force which slows down a moving object is...
a)
Magnetism
b)
Resistance
c)
Gravity
61.
The pulling or pushing effect that something has on something else can be best described as a….
a)
action.
b)
thing.
c)
force.
d)
strange movement.
62.
What is a pulley?
a)
A rigid bar resting on a pivot.
b)
A wheel with a grooved rim which a cord passes through.
c)
A toothed wheel that works with others.
d)
A metal wire that compresses and extends.
63.
What is a lever?
a)
A rigid bar resting on a pivot.
b)
A wheel with a grooved rim which a cord passes through.
c)
A toothed wheel that works with others.
d)
A metal wire that compresses and extends.
64.
What are gears?
a)
A rigid bar resting on a pivot.
b)
A wheel with a grooved rim which a cord passes through.
c)
A toothed wheel that works with others.
d)
A metal wire that compresses and extends.
65.
What is a spring?
a)
A rigid bar resting on a pivot.
b)
A wheel with a grooved rim which a cord passes through.
c)
A toothed wheel that works with others.
d)
A metal wire that compresses and extends.