If you could use any source of energy for heating your food, which one would you use and why? [3 MARKS]
Each point: 1 Mark
1. Natural gas can be used for heating and cooking food because it is a clean source of energy.
2. It does not produce huge amount of smoke on burning.
3. Although it is highly inflammable, it is easy to use, transport, and it produces huge amount of heat on burning.