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Year 6 Unit 4 Forces and motion

Total questions: 96

Worksheet time: 2hrs 33mins

Name
Class
Date
1.
What is the best definition for mass?
a)
how much space an object takes up
b)
how much matter an object contains
2.
Mass is measured in
a)
grams
b)
grams and kilograms 
c)
kilograms 
d)
centimetres 
3.

What do you use to measure the mass of an object?

a)
b)
c)
d)
4.

What do we use to measure weight?

a)

weighing scale

b)

force meter

c)

measuring tape

d)

computer

5.

What do we use to measure mass?

a)

weighing scale

b)

force meter

c)

measuring tape

d)

computer

6.

Unit of mass is __

a)

kg and g

b)

newton

c)

V

d)

gm

7.

Unit of weight is __

a)

kg and g

b)

newton

c)

V

d)

gm

8.

Weight is the__

a)

amount of attraction on an object caused by gravity

b)

amount of matter in an object

c)

size of the object

9.

Mass is the__

a)

amount of attraction on an object caused by gravity

b)

amount of matter in an object

c)

size of the object

10.

Mass and weight are the same

a)

false

b)

true

11.

__ is explained by Sir Isaac Newton

a)

weight

b)

mass

12.

__ of mass has a force of __ on Earth

a)

1kg, 10 newtons

b)

2kg, 10 newtons

c)

1kg, 30 newtons

d)

2kg, 80 newtons

13.

Forces act in same directions

a)

false

b)

true

14.

Forces act in different directions

a)

true

b)

false

15.

Forces act in __

a)

pairs

b)

individually

c)

in groups of 3

16.

Each force in a force pair act in the __

a)

same direction

b)

opposite direction

c)

90 degree angle

17.

Force diagrams show the __

a)

direction of the force

b)

size of the force

c)

counter reaction of the force

d)

elements of the force

18.

Lengths of force arrow drawings must be drawn the same lengths when the forces are the same.

a)

true

b)

false

19.

A book on a table has two forces.

a)

true

b)

false

20.

The forces are balanced when

a)

both forces are equal and the object does not move

b)

the object floats in the sky

c)

one force is more than another

d)

the object rolls on the floor

21.

Net force is also called

a)

balanced force

b)

unbalanced force

c)

kiloground force

d)

gravitational force

22.

Net force is when one force is the same than the other.

a)

true

b)

false

23.

Forces that change movement or shape of an object are balanced forces.

a)

false

b)

true

24.

Forces that change movement or shape of an object are __

a)

unbalanced forces

b)

balanced forces

25.

What can forces do?

a)

make things move

b)

slow down moving objects

c)

change direction

d)

change shape

26.

We can see forces.

a)

false

b)

true

27.

We can feel or see what forces can do.

a)

true

b)

false

28.

We give the object__ to make the object move

a)

work

b)

energy

29.

Moving objects have __.

a)

energy

b)

no energy

c)

power

d)

movement

30.

The amount of work transferred to an object to make it move is called energy.

a)

false

b)

true

31.

The amount of energy transferred to an object to make it move is called work.

a)

false

b)

true

32.

When we exert a force on an object to make it move, we give it __

a)

work

b)

energy

c)

power

d)

movement

33.

The further the object moves, the__ work is done.

a)

more

b)

less

c)

same

34.

If there is a force on an object but the object doesn't move, __

a)

work is still done

b)

no work is done

c)

some work is done

d)

huge amount of work is done

35.

an illness which stops your body from working properly

a)

disease

b)

symptoms

c)

cure

36.

Friction is a force which tries to stop things sliding past one another.

a)

true

b)

false

37.

Friction is a force that__ objects from sliding past.

a)

allows

b)

stops

38.

__ is caused when two surfaces rub together.

a)

friction

b)

energy

c)

work

d)

power

39.

You can walk without friction.

a)

false

b)

true

40.

You do not need friction to hold a pencil.

a)

false

b)

true

41.

You need friction for a pencil lead to write on paper.

a)

true

b)

false

42.

Friction make things wear out.

a)

true

b)

false

43.

Friction do not cause heat.

a)

false

b)

true

44.

Moving parts in machines__ when they rub together

a)

wear out

b)

causes heat

c)

get hot

45.

Without friction, things slide past each other.

a)

true

b)

false

46.

Friction can be a problem as it makes objects wear out and get hot.

a)

true

b)

false

47.

Frictional force is bigger over__

a)

large surfaces

b)

small surfaces

48.

Small surfaces have__

a)

smaller frictional force

b)

larger frictional force

49.

Rough surfaces have

a)

greater frictional force

b)

lesser frictional force

50.

Smooth surfaces have

a)

greater frictional force

b)

lesser frictional force

51.

The velocity of a car can be described as going north at 20 meters per ________.

a)

second

b)

mile

c)

hour

52.

Name the object

a)

ball bearings

b)

wheel

c)

spinning circle

d)

smooth magnet

53.

Which surface has less friction?

a)

A

b)

B

54.

Another name for air resistance is called?

(a)  

55.

When you put your hand out of a moving car you drag.

a)

true

b)

false

56.

Gas particles push against moving things but do not create a force.

a)

false

b)

true

57.

When air particles pushes against moving objects is called air resistance.

a)

true

b)

false

58.

Drag does not slow down moving objects.

a)

false

b)

true

59.

Larger object , the __ air resistance.

a)

more

b)

lesser

60.

A parachute uses __ to slow it down.

a)

air resistance

b)

friction

c)

energy

d)

swaying right to left

61.

Which has greater air resistance?

a)

car

b)

lorry

c)

ball

d)

paper

62.

Name the force

a)

magnetic force

b)

gravitational force

c)

frictional force

d)

applied force

63.

Name the force

a)

magnetic force

b)

gravitational force

c)

frictional force

d)

applied force

64.

Name the force

a)

magnetic force

b)

gravitational force

c)

frictional force

d)

applied force

65.

Name the force

a)

magnetic force

b)

gravitational force

c)

frictional force

d)

elastic force

66.

Which has larger mass, 10g of feathers or 10 g of sand?

a)

10g of feathers

b)

10 g of sand

c)

they are the same

67.

20 grams of salt and 20 newtons of paper. Which is weight?

a)

20 grams

b)

20 newtons

68.

100 grams of milk and 20 newtons of pencils. Which is mass?

a)

100 grams

b)

20 newtons

69.

6kg of chicken weighs__

a)

60 newtons

b)

6000 grams

c)

6 newtons

d)

6000 newtons

70.

3kg of sweets weigh__

a)

30 newtons

b)

3000 grams

c)

3 newtons

d)

3000 newtons

71.

A bag of pasta has 80 newtons, so its mass is __

a)

80 kg

b)

8 kg

c)

80 grams

d)

800 grams

e)

8000 kg

72.

A brick has 20 newtons, so its mass is __

a)

20 kg

b)

2 kg

c)

20 grams

d)

200 grams

e)

2000 kg

73.

A book has 20 newtons, so its __ is 20 newtons

a)

weight

b)

mass

c)

power

74.

An astronaut stands on a weighing scale on Earth, it reads 60kg. She travels to planet X which has half the gravitational force of the Earth. What is the astronaut's mass on Earth?

a)

60kg

b)

60newtons

c)

600 kg

d)

600 newtons

e)

6newtons

75.

An astronaut stands on a weighing scale on Earth, it reads 60kg. She travels to planet X which has half the gravitational force of the Earth. What is her weight on Earth?

a)

60kg

b)

60newtons

c)

600 kg

d)

600 newtons

e)

6newtons

76.

An astronaut stands on a weighing scale on Earth, it reads 60kg. She travels to planet X which has half the gravitational force of the Earth. What is her mass on planet X?

a)

30kg

b)

60newtons

c)

60 kg

d)

600 newtons

e)

30newtons

77.

An astronaut stands on a weighing scale on Earth, it reads 60kg. She travels to planet X which has half the gravitational force of the Earth. What is her weight on planet X?

a)

30kg

b)

60newtons

c)

600 kg

d)

600 newtons

e)

300 newtons

78.

Standing on a weighing scale. The forces are

a)

balanced

b)

unbalanced

79.

Is work being done?

a)

yes

b)

no

80.

__ is the amount of energy transferred when a force makes an object move.

a)

work

b)

friction

c)

energy

d)

gravity

81.

Is work being done?

a)

yes

b)

no

82.

Is work being done?

a)

yes

b)

no

83.

The instrument to measure mass is an electronic balance.

a)

true

b)

false

84.

If you pull on an object hanging from a force meter, would this give you an accurate reading of its weight?

a)

no

b)

yes

85.

Which drawings are the forces the same size?

a)

1

b)

2

c)

3

d)

4

e)

5

86.

Which drawings are the forces different sizes?

a)

1

b)

2

c)

3

d)

4

e)

5

87.

Which pictures are showing balanced force?

a)

a

b)

b

c)

c

d)

d

88.

Which pictures are showing unbalanced force?

a)

a

b)

b

c)

c

d)

d

89.

Which picture shows the force stops the ball from moving?

a)

a

b)

b

c)

c

d)

d

90.

Which picture shows the force changes the shape of the ball?

a)

a

b)

b

c)

c

d)

d

91.

Which picture shows the force makes the ball move?

a)

a

b)

b

c)

c

d)

d

92.

Which picture shows the force changes the direction of the ball?

a)

a

b)

b

c)

c

d)

d

93.

She exerts a__ force

a)

push

b)

pull

c)

frictional

94.

Work is done because the bicycle if moving by the girl

a)

true

b)

false

95.

Friction allows objects to move easily when they touch.

a)

false

b)

true

96.

Friction cannot make objects start moving

a)

true

b)

false

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