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Primary 2 Science Semester 2 Reviewer

Total questions: 93

Worksheet time: 50mins

Name
Class
Date
1.

Which of this is the light source?

a)
b)
c)
d)
2.

Which is NOT a source of light?

a)

firefly

b)

ball

c)

sun

d)

torch

3.

Which one is a natural source of light?

a)
b)
4.

What is our main source of light?

a)

Lightbulbs

b)

The Moon

c)

The Sun

d)

Computers

5.

The example of man - made light source is . . . .

a)

Thunder

b)

Lightning

c)

Candle

6.

Moon is ...

a)

a light source

b)

NOT a light source

7.

When there is very little or no light, we say it is...

a)

dark

b)

light

c)

sound

d)

cloudy

8.

When there is no light at all, we call it as...

a)

total darkness

b)

bright

c)

natural

9.

Which picture shows NO LIGHT ?

a)
b)
c)
10.

Tick the man made sources of light.

a)
b)
c)
d)
e)
11.

In which room could you see the most objects?

a)

a room with some light

b)

a room with low light

c)

a room with bright light

12.

Things that make light are called...

a)

Light sources

b)

Sound sources

c)

Dark sources

13.

Light helps us to ….

a)

see

b)

hear

c)

feel

14.

What help him to see around in the cave ?

a)

sun

b)

torch

15.
Which of these are examples of NATURAL sources of light?
a)
Sun 
b)
Stars
c)
Lightning
d)
ALL of them
16.

Our main light source on the earth is . . . .

a)

sun

b)

moon

c)

lamp

17.

The example of natural light source is . . . .

a)
b)
c)
18.

The example of man - made light source is . . . .

a)

Thunder

b)

Lightning

c)

Candle

19.

. . . is non light source because it just reflects the sunlight

a)

Moon

b)

Star

c)

Lava

20.

The picture shows one of . . . light source

a)

natural

b)

man - made

c)

non

21.

Darkness is the absence of . . . .

a)

air

b)

light

c)

water

22.

Shadow was formed when the light blocked by . . . object.

a)

transparent

b)

translucent

c)

opaque

23.

The picture shows the shadow of . . . .

a)

squirrel

b)

rabbit

c)

cat

24.

The shadow of crocodile is . . . .

a)
b)
c)
25.

Glass is one of . . . thing

a)

transparent

b)

translucent

c)

opaque

26.

One of the opaque object is . . . .

a)

eyeglasses

b)

window

c)

chair

27.

Our shadow in the noon will appear . . . than in the morning

a)

bigger

b)

shorter

c)

smaller

28.

If an object moved closer to the light source, the shadow gets . . . .

a)

bigger

b)

smaller

c)

shorter

29.

The following pictures show transparent object is . . . .

a)
b)
c)
30.

Human is an . . . object

a)

opaque

b)

transparent

c)

translucent

31.

Which is a source of light?

a)
b)
c)
d)
32.

Which is NOT a source of light?

a)
b)
c)
d)
33.

Which shows a shadow?

a)
b)
c)
d)
34.

What time of day are shadows the smallest?

a)

morning

b)

night

c)

noon

d)

dinner time

35.

What makes a shadow?

a)

something blocks the light

b)

something makes light

c)

the room is dark

d)

the Sun goes down

36.

What is our main source of light?

a)

Sun

b)

Moon

c)

trees

37.

Shadows come in different __________ and ____________

a)

shapes

b)

colors

c)

sizes

38.

Shadows can be _______________ or ______________________

a)

long

b)

color

c)

short

d)

shape

39.

When the Sun gets higher in the sky, shadows get ______.

a)

longer

b)

gone

c)

shorter

d)

darker

40.

When the Sun gets lower in the sky, shadows get______.

a)

longer

b)

gone

c)

shorter

d)

darker

41.

A buzzer produces sound.

a)

TRUE

b)

FALSE

42.

Electric appliances have circuits.

a)

TRUE

b)

FALSE

43.

A circuit will not work if it has complete parts.

a)

TRUE

b)

FALSE

44.

Wasting electricity is similar to saving money.

a)

TRUE

b)

FALSE

45.

Using an appliance with exposed electric wires.

a)

SAFE practice

b)

DANGEROUS practice

46.

What's the name from this part!

a)

Bulb

b)

Battery holder

c)

Wires

47.

Choose what you should not do when using electricity?

The answer can be more than one.

a)
b)
c)
d)
48.

a)

bulb

b)

wire

c)

battery

d)

lunch

49.

a)

bulb

b)

battery holder

c)

buzzer

d)

Mr. D's shoe

50.

a)

poker

b)

wall

c)

switch

d)

bulb

51.

A ___________ makes a sound when electricity flows through it.

a)

bulb

b)

buzzer

c)

piece of rubbish

d)

wire

52.

Will the bulb light up?

a)

Yes

b)

No

c)

Bulbasaur I choose you!

53.

Will the bulb light up?

a)

Yes

b)

No

c)

It is heavier than it looks!

54.

The ______ makes the day sky bright.

a)

sun

b)

clouds

55.

If the Earth makes 1 spin around its called a _________________.

a)

twirl

b)

rotation

56.

It is ____ when our part of the Earth faces the sun.

a)

day

b)

night

57.

It is _____ when our part of the Earth faces away from the sun.

a)

day

b)

night

58.
If the earth didn't rotate on its axis.  What natural cycle would this affect?
a)
seasons
b)
tides
c)
day and night
d)
moon phases
59.
When it is night on one side of the Earth, what is it on the other side of the Earth?
a)
night
b)
day
60.

The earth spins in .... direction.

a)

three

b)

two

c)

one

61.

The spin of the earth is what gives us .......

a)

sun

b)

day and night

c)

space

62.

When part of the earth faces the sun, it is ......

a)

day time

b)

night time

c)

no time

63.

When part of the earth faces AWAY from the sun, it is....

a)

no time

b)

day time

c)

night time

64.

The earth spins ..... every 24 hours.

a)

once

b)

twice

c)

thrice

65.

Which part of the Earth has daylight?

a)

A

b)

B

c)

C

66.

Which part of the Earth is in total darkness

a)

A

b)

B

c)

C

67.

2. How long does it take the Earth to revolve once around the sun?

a)

29 1/2 days

b)

24 hours

c)

30 days

d)

365 1/4 days

68.

Day & night are caused by the ______________ of Earth on its axis

a)

revolution

b)

orbit

c)

rotation

d)

tilt of the axis

69.

Object orbiting another object.

a)

revolution

b)

rotation

70.

Object spinning on its axis.

a)

revolution

b)

rotation

71.

One rotation of Earth is equal to

a)

a day

b)

a year

72.

What does the rotation of the Earth cause us to experience?

a)

seasons

b)

year

c)

day & night

d)

eclipse

73.

When it is day on one side of the Earth, what is it on the other side of the Earth?

a)

Summer

b)

Night

c)

Winter

d)

Day

74.

Which direction does the sun appear to rise in?

a)

South

b)

North

c)

East

d)

West

75.

The _____ moves around the Earth.

a)

Sun

b)

Moon

76.

It is ____ when our part of the Earth faces the sun.

a)

Night

b)

Day

77.

Meat, fish and chicken are......................

a)

Carbohydrates

b)

Proteins

c)

Fats

d)

Vitamins and minerals

78.

Proteins..............................

a)

help us grow and build our muscles.

b)

give us energy

c)

keep us warm

79.

The Food groups are proteins, carbohydrates, fats and vitamins and minerals.

a)

True

b)

False

80.

Bread, rice and pasta are.............................. .

a)

proteins

b)

carbohydrates

c)

fats

d)

vitamins and minerals

81.

Bread, cereal and potatoes are also............................ .

a)

proteins

b)

carbohydrates

c)

fats

d)

vitamins and minerals

82.

Carbohydrates............................ .

a)

help us grow

b)

give us vitamins

c)

give us energy

83.

Fruits and vegetables have lots of ................. .

a)

fats

b)

vitamins

84.

Fruits and vegetables .................... .

a)

give us energy

b)

help you fight infections ( sickness )

85.

Fats are found in .................. .

a)

oil, butter and cheese

b)

rice and pasta

c)

fish and chicken

86.

What planet do we live on?

a)

Uranus

b)

Neptune

c)

Mercury

d)

Earth

87.

Where does the light of the Moon come from?

a)

The Earth

b)

Its own gases

c)

The Sun

d)

Saturn

88.

What are the changing shapes of the Moon called?

a)

Plants

b)

Phases

c)

Orbits

d)

Spins

89.

Day and night is created by the way the Earth moves around the sun. What is this movement called?

a)

Rotation

b)

Phases

c)

Seasons

d)

Solar System

90.

Which is the largest planet in the solar system?

a)

Jupiter

b)

Saturn

c)

Mars

d)

Neptune

91.

How many moons does Earth have?

a)

1

b)

2

c)

3

d)

4

92.

This is the first planet in the solar system.

a)

MERCURY

b)

EARTH

c)

MARS

d)

VENUS

93.

How many planets does the solar system have?

a)

1

b)

9

c)

5

d)

8

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