Question

What is a good source of energy

Answer 1

which have high calorific value
clean fuel
it should not burn with sooty flame
easy to store

Answer 2

Hello Friend.....

Here's Your Answer.....

What is Good Source of Energy?
Answer= A good source of Energy would be one...
1.Which would do a large amount of work per unit volumn or mass
2.Be easily accessible
3.Be easy to store or transport and,
4.Perhaps most importantly, be economical..

Hope it helped you...
= KANISHKA