Light Shadows and Reflections Test

Result

Light Shadows and Reflections Test - 3

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Weekly Quiz Competition

Question 1
1 / -0

Which of the following objects does not emit light of its own?

A
The sun

B
The star

C
The moon

D
A firefly

Solution

The moon is a non-luminous object and cannot emit light of its own. It only reflects the light energy falling on it from the sun.
Question 2
1 / -0

Which of the following absorbs light the most?

A
A mirror

B
A piece of white paper

C
A black wallet

D
A green leaf

Solution

A black wallet absorbs most of the light.
Question 3
1 / -0

How does light travel?

A
Rectilinear propagation

B
Random motion

C
Curvilinear motion

D
Circular motion

Solution

Light shows rectilinear propagation.
Question 4
1 / -0

Which of the following emits light?

A
A book

B
A glow worm

C
A bat

D
A rat

Solution

A glow worm emits light,
Question 5
1 / -0

Why does an opaque object form a shadow when placed in the path of light?

A
Because light gets reflected

B
Because the opaque object does not allow light to pass through it

C
Because the opaque object acts as a source of light

D
Because light is a form of energy

Solution

An opaque object obstructs light. Hence, it produces a shadow due to the rectilinear propagation of light.
Question 6
1 / -0

Which of the following allows light to pass through it easily?

A
A metal plate

B
A glass tumbler

C
A book

D
A wooden block

Solution

A glass tumbler is a transparent substance which allows light to pass through it easily.
Question 7
1 / -0

Which of the following reflects light the most?

A
A mirror

B
A piece of paper

C
A cloth

D
A wooden table

Solution

A mirror reflects most of the light.

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Re-Attempt Weekly Quiz Competition

Light Shadows and Reflections Test - 3

Result

Light Shadows and Reflections Test - 3

Score

-

Rank

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SHARING IS CARING

Question 1

The sun

The star

The moon

A firefly

Solution

Question 2

A mirror

A piece of white paper

A black wallet

A green leaf

Solution

Question 3

Rectilinear propagation

Random motion

Curvilinear motion

Circular motion

Solution

Question 4

A book

A glow worm

A bat

A rat

Solution

Question 5

Because light gets reflected

Because the opaque object does not allow light to pass through it

Because the opaque object acts as a source of light

Because light is a form of energy

Solution

Question 6

A metal plate

A glass tumbler

A book

A wooden block

Solution

Question 7

A mirror

A piece of paper

A cloth

A wooden table

Solution

User

Question Analysis

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Score

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Rank

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