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Science WS practice G2

Total questions: 90

Worksheet time: 1hrs 12mins

Name
Class
Date
1.

If you can see light through an object it is called...

a)

opaque

b)

plastic

c)

transparent

2.

An opaque object means that ...

a)

light passes through

b)

no light passes through

c)

some light passes through

d)

you can see through it

3.

We can see things around us because of light reflecting off the object and into our eyes?

a)

True

b)

False

4.

Clear glass is an example of?

a)

Translucent object

b)

Opaque object

c)

Transparent object

d)

All of the above

5.

See the diagram and tell what type of material is used?

a)

Opaque

b)

Translucent

c)

Mirror

d)

Transparent

6.

What time of day are shadows the smallest?

a)

morning

b)

night

c)

noon

d)

dinner time

7.

What is our main source of light?

a)

Sun

b)

Moon

c)

trees

8.

Shadows come in different __________ and ____________

a)

shapes

b)

colors

c)

sizes

9.

Shadows can be _______________ or ______________________

a)

long

b)

color

c)

short

d)

shape

10.

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

a)

longer

b)

gone

c)

shorter

d)

darker

11.

Which is NOT a source of light?

a)

Firefly

b)

Ball

c)

Sun

d)

Torch

12.

shadow is formed on the ____________ side of light source

a)

left

b)

front

c)

right 

d)

opposite

13.

Is the position of the ball's shadow correct?

a)

Yes

b)

No

14.

Is the position of the tree's shadow correct?

a)

Yes

b)

No

15.

Is the position of the tree's shadow correct?

a)

Yes

b)

No

16.

Shadow can be form in a dark place?

a)

No , it cannot.

b)

Yes , it can.

17.

Torch light is one of the example of

a)

Natural sources of light

b)

Artificial sources of light

18.

2. WHICH OF THE FOLLOWING IS A SOURCE OF LIGHT?

a)

the moon

b)

our eyes

c)

fire

d)

a mirror

19.

Our primary source of light is . . .

a)
b)
c)
20.

TRUE or FALSE

The fire is not natural light, it is man made.

a)

TRUE

b)

FALSE

21.

The animals that naturally produce light are . . .

a)

Fireflies

b)

Cat

c)

Glowworms

d)

Jellyfish

e)

Shark

22.

How the light helps us to see?

a)

Light enter our eyes

b)

Light comes out of eyes

c)

Light is enter our ears

23.

A boy come in his room, but his room have no light and dark. The boy . . . the lamp to get light.

a)

break

b)

turn on

c)

turn off

24.

TRUE or FALSE

The shadow will be formed if there is no light.

a)

True

b)

False

25.

A dark space where little or no light reaches is called . . .

a)

Light

b)

Fire

c)

Shadows.

26.

When we move an object further away from the light source, the shadow will be . . .

a)

Smaller

b)

Bigger

c)

clearer

27.

When we move an object closer to the light source, the shadow will be . . .

a)

Smaller

b)

Bigger

c)

Clearer

28.

Find the correct shadow beside!

a)

A

b)

B

c)

C

d)

D

29.

Light needs to enter our eyes for us to ....

a)

see

b)

play

c)

walk

30.

What gives us light at noon?

a)

lamp

b)

sun

c)

tree

31.

What gives us light at night?

a)

sun

b)

bird

c)

moon

32.

Which thing gives out light?

a)
b)
c)
33.

Which one is not the source of light?

a)
b)
c)
34.

When an object blocks light, its ..... is formed.

a)

light

b)

shadow

c)

water

35.

Can we form a shadow when there is no light?

a)

Yes, we can

b)

No, we cannot

36.

Choose the correct shadow!

a)
b)
c)
37.

Choose the correct shadow!

a)
b)
c)
38.

Choose the correct shadow!

a)
b)
c)
39.

Can we form a shadow in total darkness?

a)

Yes, we can

b)

No, we cannot

40.
Light travels
a)
around corners
b)
in a straight line
41.
Which images are opaque?
a)
A & C
b)
A,C,E, & F
c)
D, E, & F
d)
A & E
42.
Smooth surfaces _______ a lot of light.
a)
reflect
b)
bend
c)
absorb
d)
twist
43.
Opaque means...
a)
No light passes through it
b)
All light passes through it
c)
Some light passes through it
44.
Allows most light through
a)
eflection
b)
Refraction
c)
Translucent
d)
Transparent
45.
What does light do when it hits an object that it cannot pass through?
a)
It creates a shadow
b)
It passes through anyway
46.

A shadow is created when a light is absorbed by something transparent.

a)

true

b)

false

47.

Does the moon provide light?

a)

yes

b)

no

48.

opaque

a)

see through

b)

light

c)

something you can't see through

49.

If light hits something transparent , it will...

a)

make a shadow

b)

pass through

c)

stop

50.

What part of our body do we use to detect light?

a)
b)
c)
d)
51.

Which picture is showing darkness?

a)
b)
c)
d)
52.

Which picture is the brightest?

a)
b)
c)
d)
53.

Light travels as a ________ line.

a)

b)

c)

54.

Which image shows the artificial source of light?

a)
b)
c)
d)
55.

Select the natural source of light

a)
b)
c)
d)
56.

Shadows can change size and shape.

a)

True

b)

False

57.

Why are the astronaut's visor so dark ?

a)

So that they can see clearly

b)

To stop the sunlight hurting the eyes.

58.

A shadow is made when ​ ____________  is blocked by an opaque object.


a)

light

b)

Darkness

c)

Water

59.

Choose the transparent objects

a)

b)

c)

d)

e)

60.

Shadows are LONGER in the MORNING AND EVENING.

a)

True

b)

False

61.

Which glasses do we need for skiing in snow ?

a)


b)

c)


d)


62.

ALL light passes through it.

a)

opaque

b)


translucent

c)

transparent

63.

How can an image have 2 shadows at a time?

a)

It is not possible to obtain 2 shadows at a time.

b)

When there is only a single source of light

c)

When there is more than one source of light

64.

What happens to the shadow when we take an object closer to the light source ?

a)

The shadow becomes smaller

b)

The shadow grows bigger

c)

The shadow will disappear

65.

Shadow is always formed on the _________ side of that of light

a)

Same

b)

Opposite

66.

What type of material would be best to cover your windows so that you can keep the Sun out of your room and get a good sleep?

a)

Transparent

b)

Opaque

c)

Translucent

67.

A source of _______ is important to make a shadow

a)

Light

b)

Sound

c)

darkness

68.

How can you change the shape of the shadow?

a)

Changing the color of light

b)

Changing the position of light

c)

Changing the brightness of light

69.

It helps us to see things clearly - LGESOGG

(a)  

70.

Shadows are LONGER in the MORNING AND EVENING.

a)

True

b)

False

71.

Which glasses do we need for skiing in snow ?

a)


b)

c)


d)


72.

ALL light passes through it.

a)

opaque

b)


translucent

c)

transparent

73.

How can an image have 2 shadows at a time?

a)

It is not possible to obtain 2 shadows at a time.

b)

When there is only a single source of light

c)

When there is more than one source of light

74.

What happens to the shadow when we take an object closer to the light source ?

a)

The shadow becomes smaller

b)

The shadow grows bigger

c)

The shadow will disappear

75.

Shadow is always formed on the _________ side of that of light

a)

Same

b)

Opposite

76.

What type of material would be best to cover your windows so that you can keep the Sun out of your room and get a good sleep?

a)

Transparent

b)

Opaque

c)

Translucent

77.

A source of _______ is important to make a shadow

a)

Light

b)

Sound

c)

darkness

78.

How can you change the shape of the shadow?

a)

Changing the color of light

b)

Changing the position of light

c)

Changing the brightness of light

79.

To form a shadow, we need a _ _ _ _ _ source.

(a)  

80.

To form a shadow, we need a light source, an object to _ _ _ _ _ the light

(a)  

81.

To form a shadow, we need a light source, an object to block the light and _ _ _ _ _ _ _ of screen that the light can fall on

a)

block

b)

surface

c)

survive

d)

mirror

e)

shadow

82.

Why can we see things ?

a)

because there is no light

b)

because there is light

c)

because the light enters our eyes

d)

because the light does not enter our eyes

83.

Why can't we see things in the dark ?

a)

because there is no light

b)

because there is light

c)

because the light enters our eyes

d)

because the light does not enter our eyes

84.

Light can be harmful to us if we see at a very bright light.

a)

TRUE

b)

FALSE

85.

The shape of the object and its shadow are _____

a)

similar

b)

different

86.

What are the condition if we want to make a shadow?

a)

the presence of light

b)

the object blocks the light

c)

there is no light

d)

the light pass through the object

87.

How are the animals that live in the deep sea can see?

a)

their bodies produce light if they move

b)

the light of the sun can reach the deepest level of the sea

c)

they have fire in their eyes

d)

they can see without any light

88.

Can the light of the sun reach the deepest level of the sea?

a)

Yes

b)

No

89.

How can this animal see?

a)

it just moves normally

b)

its body produces light when it moves

c)

it doesn't move at all

d)

it doesn't know how to move

90.

Can this kid see?

Why?

a)

No, because there is light enters her eyes

b)

Yes, because there is no light enters her eyes

c)

No, because there is no light enters her eyes

d)

Yes, because there is light enters her eyes

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