EASY
10th CBSE
IMPORTANT
Earn 100

Justify in one sentence that hydropower is a renewable source of energy.

Important Questions on Sources of Energy

EASY
10th CBSE
IMPORTANT
Classify two fuels — CNG and hydrogen as renewable and non-renewable.
EASY
10th CBSE
IMPORTANT
What is hydroelectricity?
EASY
10th CBSE
IMPORTANT
Name the clean fuel that can be obtained from cow-dung.
EASY
10th CBSE
IMPORTANT
A hydropower plant converts one form of energy to another. What are these two forms of energy?
EASY
10th CBSE
IMPORTANT
Mention one past usage and one current usage of wind energy.
EASY
10th CBSE
IMPORTANT

State any three characteristics of a good source of energy.

EASY
10th CBSE
IMPORTANT
Define ignition temperature of a fuel. The ignition temperature of a fuel is 20° C while that of another is 80° C. Which fuel will be more ideal?