MEDIUM
8th CBSE
IMPORTANT
Earn 100

Describe the functioning of the periscope. Also, tell that how many mirrors are there in a periscope.

Important Questions on Light
MEDIUM
8th CBSE
IMPORTANT
Name any one defect of the eye. How is it corrected?

MEDIUM
8th CBSE
IMPORTANT
Briefly explain the term persistence of vision.

EASY
8th CBSE
IMPORTANT
Explain lateral inversion with an example.

EASY
8th CBSE
IMPORTANT
What do you mean by sources of light?

EASY
8th CBSE
IMPORTANT

EASY
8th CBSE
IMPORTANT
What are the functions of the optic nerve and retina?

MEDIUM
8th CBSE
IMPORTANT
Draw a diagram of the human eye.

EASY
8th CBSE
IMPORTANT
Briefly mention which of the following will cause regular reflection of light and which diffuse reflection of light
(a) Polished wooden table (b) Chalk powder (c) Cardboard
(d) Mirror (e) Paper (f) Marble floor with water spread over it
