Quiz about (TP2) Chapter 8 Light and Optics (science form 1)

Question 1

Example of uses of concave mirror

Accepted Answer

Option A is correct

Accepted Answer

Option C is correct

Accepted Answer

Option D is correct

Answer

B.

Question 2

To observe object in outer space

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 3

To observe tiny objects

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 4

To observer away objects on earth

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 5

To observer the condition above the surface of the ocean from a submarine

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 6

Properties of light:

Light travels in a straight line

Accepted Answer

True

Answer

False

Question 7

Properties of light:

Sound travels faster than light

Accepted Answer

False

Answer

True

Question 8

Properties of light:

Light cannot penetrate opaque surface

Accepted Answer

True

Answer

False

Question 9

Properties of light:

The shadow is formed when light rays are blocked by a transparent object

Accepted Answer

False

Answer

True

Question 10

Law of reflection:

_(a)_ , _(b)_ and _(c)_ all lie on the same plane.

Accepted Answer

incident ray

Accepted Answer

reflected ray

Accepted Answer

normal line

Answer

angle of incident

Answer

angle of reflection

Question 11

Law of reflection:

The _(a)_ is equal to the _(b)_.

Accepted Answer

angle of incident

Accepted Answer

angle of reflection

Answer

incident ray

Answer

reflected ray

Answer

normal line

Question 12

Name the two medium where the pencil stays in.

Accepted Answer

water medium

Accepted Answer

air medium

Answer

glass medium

Answer

wood medium

Question 13

When light enters more dense medium from a less dense medium at an angle, the light ______ the normal line

Accepted Answer

bends towards

Answer

bends away from

Answer

stay on the

Answer

bends

Question 14

When light enters less dense medium from a denser medium at an angle, the light ______ the normal line

Accepted Answer

bends away from

Answer

bends towards

Answer

stay on the

Answer

bends

Question 15

Subtraction of colour is the process of ____ of light by coloured filter

Accepted Answer

absorption

Answer

reflection

Answer

refraction

Answer

dispersion

Question 16

For a plane mirror, the image formed is virtual

Accepted Answer

True

Answer

False

Question 17

For a plane mirror, the distance of the image formed is closer than the distance of the object from mirror

Accepted Answer

False

Answer

True

Question 18

For the plane mirror, the image size is equal to the size of the object.

Accepted Answer

True

Answer

False

Question 19

For the plane mirror, there is no difference between the shape of the image and the shape of the object.

Accepted Answer

True

Answer

False

Question 20

Refraction of light occurs when light travels through two mediums of ____ densities

Accepted Answer

different

Answer

same

Question 21

Light rays refracted ____ the normal when it travels from a less dense medium to a denser medium.

Accepted Answer

towards

Answer

away from

Question 22

Light rays refracted ____ the normal when it travels from a denser medium to a less dense medium.

Accepted Answer

away from

Answer

towards

Question 23

Light ray is ____ when the incident ray is parallel to the normal line of the barrier between the two medium.

Accepted Answer

not refracted

Answer

refracted

Question 24

Natural phenomena caused by scattering of light

Accepted Answer

Reddish sky

Accepted Answer

Blue sky

Answer

Twinkling of stars

(TP2) Chapter 8 Light and Optics (science form 1)

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