Free Printable Lights

1.

Light travels in a

a)

Zigzag line

b)

refraction line

c)

straight line

d)

circle

2.

Which of the following is a source of natural light?

a)

Flashlight

b)

The moon

c)

The sun

d)

Light bulb

3.

Which of the following is a source of artificial light?

a)

Firefly

b)

Lava

c)

Flashlight

d)

Glow stick

4.

When light bounces off an object, it is called?

a)

Refraction

b)

Reflection

c)

Absorption

d)

Deflection

5.

When light hits an area and bounces back it is called:

a)

echo

b)

refraction

c)

reflection

d)

absorbing

6.

What is the angle of reflection (θ_r) in the image?

a)

56^o

b)

90^o

c)

124^o

d)

34^o

7.

Which of the following characteristics are correct for the image formed in a plane mirror?

I. Upright

II. Inverted

III. Real

IV. Same size as the object

V. Virtual

a)

I, II, III

b)

I, III, IV

c)

I, IV, V

d)

III, IV, V

8.

To aim the light at the balloon behind the sign, Zoe uses what?

a)

fog

b)

mirror

c)

window

d)

flashlight

9.

What is the angle of mirror in periscope

a)

35

b)

45

c)

55

d)

65

10.

How many mirrors there are in the periscope?

a)

5

b)

4

c)

3

d)

2

11.

How does periscope works?

a)

A periscope works by using two mirrors to reflect light from one mirror to another for the person to see the things that is behind a high obstacle.

b)

It works by using one mirror to reflect for us to see things behind a high obstacle.

c)

It works by using one glass to reflect for us to see things behind a high obstacle.

12.

The following diagram shows the ray diagram when a torch light is torched towards a mirror. Which of the following is the correct reflected ray?

a)

b)

c)

d)

13.

The following diagram shows a driver who could see the image of a vehicle behind him without turning his back.

Why?

a)

Light travels in a straight line

b)

Light is refracted

c)

Light is reflected

d)

Light travels in two different mediums

14.

Tick the correct of TWO devices which use the principle of light reflection in our daily lives.

a)

b)

c)

d)

15.

Ariff is watching a cat on a wall using a periscope. Which of the following is the correct reflected ray diagram in the periscope? Tick the correct answer.

a)

b)

c)

None

d)

None

16.

Which is the reflected ray?

a)

A

b)

B

c)

C

d)

D

17.

Which is the reflected ray?

a)

A

b)

B

c)

C

d)

D

18.

Which is the reflected ray?

a)

A

b)

B

c)

C

d)

D

19.

Which is the reflected ray?

a)

A

b)

B

c)

C

d)

D

20.

Which is the reflected ray?

a)

A

b)

B

c)

C

d)

D

21.

Which is the reflected ray?

a)

A

b)

B

c)

C

d)

D

Lights

Total questions: 21

Worksheet time: 12mins

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