EASY
6th ICSE
IMPORTANT
Earn 100

Define the following terms:

Penumbra

Important Questions on Light

EASY
6th ICSE
IMPORTANT
What do you understand by the term 'bioluminescence'? Explain giving one example.
EASY
6th ICSE
IMPORTANT
How will you show that the brightness of light diminishes with the increase in distance?
EASY
6th ICSE
IMPORTANT
What is an eclipse? Name the two types of eclipse.
EASY
6th ICSE
IMPORTANT
Why we cannot see the shadow of a kite flying high in the sky?
MEDIUM
6th ICSE
IMPORTANT
Does light travel in a straight line? Describe an activity in support of your answer.
MEDIUM
6th ICSE
IMPORTANT
What is a pinhole camera? Explain its working.
MEDIUM
6th ICSE
IMPORTANT
What is meant by the term 'shadow'? How is it formed?
MEDIUM
6th ICSE
IMPORTANT
Explain the formation of a shadow using a point source of light.