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Shadow ,light and Reflection

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

The objects which emit their own light are

called ______________

a)

Luminous Objects

b)

Non - Luminous Objects

2.

This is an example of

a)

Natural Luminous Objects

b)

Artificial Luminous Objects

3.

____________are formed when an opaque or a translucent object blocks the path of light.

a)

Shadows

b)

Reflection

c)

Light

4.

Light from the object enters the camera through the ____________

4 lines
5.

A mirror is a transparent object

a)

False

b)

True

c)

not sure

6.

Materials which allow almost all the light to pass through them are called transparent materials.

a)

True

b)

False

c)

Not sure

7.

A shadow is always ____________ color

a)

white

b)

black

c)

red

d)

green

8.

This is an example of

a)

Non - luminous objects

b)

Luminous Objects

c)

Artificial Luminous Objects

d)

Natural luminous Objects

9.

___________ is the natural emission of light by living organisms.

a)

Bioluminescence

b)

cells

c)

Luminous Objects

d)

Non - Luminous Objects

10.

Phinphol camera is a light-proof box with a ________ _________ on one side.

a)

small hall

b)

Big Hall

c)

Hall