Quiz about Science Form 1_Chap 8 Light and Optics

Question 1

Which of the following is NOT a use of a concave mirror?

Accepted Answer

security mirrors

Answer

car lights

Answer

torches

Answer

mirrors used by dentist

Question 2

Image behind the mirror is

Accepted Answer

virtual

Answer

real

Answer

upside down

Answer

upright

Question 3

This ray diagram is for which mirror?

Accepted Answer

concave

Answer

convex

Answer

plane

Answer

window

Question 4

this type of mirror is used in supermarkets to see around bends

Accepted Answer

convex

Answer

concave

Answer

plane

Answer

window

Question 5

Type of mirror used by a dentist to get magnified view of a patient's teeth...

Accepted Answer

Concave

Answer

Plane

Answer

Convex

Question 6

Type of mirror found in a bathroom...

Accepted Answer

Plane

Answer

Convex

Answer

Concave

Question 7

Type of mirror used as a side mirror on a vehicle to provide a wide angle view...

Accepted Answer

Convex

Answer

Plane

Answer

Concave

Question 8

According to the law of reflection the angle of incidence is ____________ the angle of reflection.

Accepted Answer

equal to

Answer

less than

Answer

greater than

Question 9

What are materials that let's all light through?

Accepted Answer

Transparent

Answer

Translucent

Answer

Opaque

Question 10

What are materials that doesn't let any light through?

Accepted Answer

Opaque

Answer

Transparent

Answer

Translucent

Question 11

What happens with light when it bounces back in your eyes?

Accepted Answer

Reflection

Answer

Refraction

Answer

Absorption

Question 12

What property of light passes from one type of transparent material to another, and changes direction?

Accepted Answer

Refraction

Answer

Reflection

Answer

Absorption

Question 13

Light is a form of

Accepted Answer

energy

Answer

matter

Answer

gas

Answer

rainbow

Question 14

_____________________ can be seen when white light is separated through a prism.

Accepted Answer

color

Answer

visibility

Answer

brightness

Question 15

When light is _____________, it bounces back from a surface.

Accepted Answer

reflected

Answer

refracted

Answer

absorbed

Question 16

When a pencil is viewed in a glass of water, the light passes through the water and the air and causes the path of light to bend. This is an example of...

Accepted Answer

refraction

Answer

reflection

Answer

absorption

Question 17

A rainbow shows all the colors in white light. These colors always appear in the same order. Which is the correct order?

Accepted Answer

red, orange, yellow, green, blue indigo, violet

Answer

red, yellow, green, indigo, violet, orange

Answer

red, green, indigo, yellow, orange, blue

Answer

orange, yellow, blue, red, violet, green, indigo

Question 18

Stan can see the moon at night because the moon

Accepted Answer

reflects light from the sun

Answer

glows in the dark

Answer

is very large

Answer

makes its own light

Question 19

If you see a yellow banana, it is because the color yellow is being ____________

Accepted Answer

reflected

Answer

absorbed

Answer

refracted

Question 20

If you see a yellow banana, all of the colors EXCEPT yellow are

Accepted Answer

absorbed

Answer

refracted

Answer

reflected

Question 21

Light travels

Accepted Answer

in a straight line until it strikes an object

Answer

in a wavy line and continues when it hits an object

Answer

in a straight line and through every object

Question 22

Why do we see the color white?

Accepted Answer

All colors are being reflected.

Answer

All colors are being absorbed.

Answer

All colors except for white are being reflected.

Question 23

Diagram shows a phenomenon occurs when the spotlight is directed onto a mirror surface. What is the principle of light shown in the situation?

Accepted Answer

Reflection of light

Answer

Light travels in a straight line

Answer

Refraction of light

Answer

Light travels in parallel

Question 24

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?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 25

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

Why?

Accepted Answer

Light is reflected

Answer

Light travels in a straight line

Answer

Light is refracted

Answer

Light travels in two different mediums

Question 26

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.

Accepted Answer

Option A is correct

Answer

B.

Answer

None

Answer

None

Question 27

When does the light is refracted?

Accepted Answer

When light travels in two different mediums

Answer

When light travels in a straight line

Answer

When light is bounced

Answer

When light cannot pass through an opaque object

Question 28

Diagram shows the condition of a spoon in a glass of water.

What can be observed about the spoon?

Accepted Answer

The spoon looks bent.

Answer

The water is clearer.

Answer

The water level rises.

Answer

Light is refracted.

Question 29

What is the conclusion from your observation in this picture?

Accepted Answer

Light can be refracted

Answer

Light travels in a straight line

Answer

Light can be reflected

Answer

Light can pass through a transparent material

Question 30

What causes the formation of a rainbow?

Accepted Answer

Refraction of light

Answer

Light travels in a straight line

Answer

Reflection of light

Answer

Light in bounced in two different mediums

Question 31

Which of the following shows the principle of light refraction? Tick the correct answers.

Accepted Answer

F

Accepted Answer

B

Answer

A

Answer

D

Answer

E

Question 32

Which of the following shows the principle of light reflection? Tick the correct answers.

Accepted Answer

A

Accepted Answer

E

Answer

B

Answer

D

Answer

F

Question 33

Why is the component of colour in a rainbow can be seen when light passes through a glass prism?

Accepted Answer

phenomena of dispersion of light

Answer

phenomena of scattering of light

Answer

phenomena of reflection of light

Answer

phenomena of diffraction of light

Question 34

How many components of white light?

Accepted Answer

7

Answer

5

Answer

6

Answer

8

Question 35

Why is the spectrum of light seperated into its components of colour when white light is directed to a prism?

Accepted Answer

The different colours in the white light bend towards the normal line at different angles when entering prism

Answer

The different colours in the white light bend away from the normal line at different angles when entering prism

Answer

The different colours in the white light bend away from the normal at same speed to each other when entering prism

Answer

The different colours in the white light bend towards the normal at same speed to each other when entering prism

Question 36

Why is red light is at the top whileviolet at the bottom of the spectrum?

Accepted Answer

Red light has the highest speed so it is refracted the least.

Answer

Violet light has the medium speed so it is refracted the least.

Answer

Violet light has the highest speed so it is refracted the least

Answer

Red light has the slowest speed so it is refracted the least

Question 37

Look at the diagram given. This is the first prism. What happen if A SECOND inverted prism is placed behind the first prism?

Accepted Answer

the various colours pass through it and form a white light back

Answer

the various colours pass through it and form brighter spectrum

Answer

the various colours pass through it and form an opposite spectrum colours

Answer

nothing will happen

Question 38

This is the example of dispersion of light

Accepted Answer

rainbow

Answer

sky looks bright orange in the evening

Answer

shadow

Answer

Pool seems shallower

Question 39

These are all colours of spectrum except

Accepted Answer

purple

Answer

indigo

Answer

blue

Answer

green

Question 40

these are examples of phenomenon of scattering of light except

Accepted Answer

Rainbow after rain

Answer

Sky appears blue at midday

Answer

Sky appears reddish in the evening

Question 41

Why does scattering of light occur?

Accepted Answer

Light rays are blocked and reflected to all directions by the clouds or particles in the air

Answer

Light rays are blocked and reflracted to all directions by the clouds or particles in the air

Answer

Light rays are passing through and refracted to all directions by the clouds or particles in the air

Question 42

This is a phenomena scattering of wave during ______________ .

Blue colour is scattered _______ compared to the ______ colour.

Accepted Answer

the day, more, yellow

Answer

sunset, more, yellow

Answer

sunset, less, red

Answer

the day, less, yellow

Question 43

Which of the following is NOT a primary color of light?

Accepted Answer

Yellow

Answer

Red

Answer

Blue

Answer

Green

Question 44

White light is shined through a magenta filter. Which of the following will be BLOCKED by the filter? (choose all that apply)

Accepted Answer

Green

Answer

Red

Answer

Blue

Answer

Magenta

Question 45

How does light behave when hitting this shirt?

Accepted Answer

Yellow is reflected; all other colors are absorbed.

Answer

Yellow is absorbed; all other colors are reflected.

Answer

All colors are absorbed, but yellow is refracted.

Answer

Yellow is scattered and all other colors are absorbed.

Question 46

How will this object appear when looking at it through a blue filter?

Accepted Answer

Black

Answer

Blue

Answer

Green

Answer

Orange

Question 47

Which color(s) does this filter transmit?

Accepted Answer

Only green

Answer

No colors are transmitted.

Answer

All colors but green

Question 48

Which color will transmit through the filter?

Accepted Answer

Red only

Answer

Blue and Violet

Answer

Green

Answer

All colors

Question 49

Magenta light is a mix of which two colours?

Accepted Answer

red

Accepted Answer

blue

Answer

green

Question 50

Which pair of colours do NOT combine to make the correct secondary colours?

Accepted Answer

Red + Yellow = Green

Answer

Red + Blue = Magenta

Answer

Red + Green = Yellow

Answer

Blue + Green = Cyan

Science Form 1_Chap 8 Light and Optics

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science