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The main constituent of coal is...

The main constituent of coal is

A

`1`. Carbon

B

`2`. Oxygen

C

`3`. Air

D

`4`. Water

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VGS PUBLICATION-BRILLIANT-COAL AND PETROLEUM-EXERCISE
  1. "Crude oil and refined fuel when spills into the sea from tanker of sh...

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  2. Which one of the following is less polluting fuel?

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  3. The main constituent of coal is

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  4. Which one of the following materials is used for making shoe polish ?

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  5. Which of the following is not a fossil fuel

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  6. Which of the following is known as liquid gold ?

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  7. Write an experiment which shows that when we heat high quality coal (c...

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  8. Burning fuels releases carbon dioxide, a green house gas, which causes...

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  9. Compare a CNG run vehicle with that of a diesel run vehicle. What diff...

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  10. Choose five families of your neighbourhood, collect the information ab...

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  11. What will happen if fossil fuels like coal and petroleum are completel...

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  12. What would be our future energy resources?

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  13. Are the fossil fuel resources available sufficiently to meet the futur...

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  14. Write different constituents of petroleum and their uses.

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  15. Will the above resources like fossil fuel be available for ever?

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  16. Won't we ever run out of air ?

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  17. Won't we ever run out of water?

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  18. Can these resources be exhausted by human activities?

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  19. Do we have unlimited supply of coal and petroleum?

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  20. What will happen if all the forests are cut down and the wood is used ...

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