Question

______, ______ and ______are obtained from coal​

Answer 1

Answer:

Coal and petroleum are formed as a result of degradation of ancient plant life which lived millions of years ago. These dead plant matter started to pile up, eventually forming a substance called peat. Over time, heat and pressure from geological processes transformed these materials into coal.

Answer 2

Answer:

a) Coal, petroleum and natural gas are the fossil fuels because these are formed by the dead remains of animals and plants buried under the earth billions of years ago.

b)Refining− In this process, various petroleum products like gasoline, diesel etc are formed.

c) CNG− It is called compressed natural gas which is methane stored at high pressure

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