Question

Answer these questions.

a. What is renewable source of energy?
b. What are different forms of energy?
c.What is non-renewable source of energy? Give some examples.
d.What are the various uses of electrical energy?
e. What is magnetic energy? Mention its uses.
f. Why is the sun regarded as the main source of energy? ​

Answer 1

a) The resources which can be regenerated and replaced at the shorten period of time is called renewable source of energy.

b) The different forms of energy are:

1) Mechanical energy

2) Heat energy

3) Light energy

4) Chemical energy

5) Sound energy

6) Electrical energy

c) The resources which cannot be replaced shortly after they are finished is called non-renewable sources of energy. For example: coal, petrol, minerals etc.

e) The energy which affects the magnetic bodies is called magnetic energy .