1. What is a good source of energy?
Answer
We can say that a good source of energy would be one
• which would do a large amount of work per unit volume or mass,
• be easily accessible,
• be easy to store and transport, and
• perhaps most importantly, be economical.
2. What is a good fuel?
Answer
It releases more heat on burning. It produce a little of smoke and is easily available?
3. If you could use any source of energy for heating your food, which one would you use and why?
Answer
I can use LPG gas because it doesn't produce smoke and easily available and it releases more heat on burning.
