Question

1. expain the formation of coal 2. write four features of ideal fuel 3. give three measure to conserve fuels chapter coal and petroleum class 8 ​

Answer 1

Answer:

1. Coal is formed when dead plants matter decays into peats and is converted into coal by the heat and pressure of deep burial over millions of years.

2. a) Fuel is easily available and cheaper.

b) Burn easily in the at the moderate rate.

c) Release a large amount of energy.

d) A fuel should have high calorific value.