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VGS PUBLICATION-BRILLIANT-COAL AND PETROLEUM-EXERCISE
- Do we have unlimited supply of coal and petroleum?
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- What will happen if all the forests are cut down and the wood is used ...
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- How long do you think it would take to grow the forests again ?
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- How long will the fossil fuel like petroleum be available ? Is it inex...
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- What actions are required to meet the future energy needs?
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- How are fuels like coal and petroleum formed ?
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- Can you give some more examples where energy or fuel resources are mis...
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- Can you suggest alternate ways to save the fuel resources?
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- How is biodiversity affected by excessive use of fossil fuels?
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- What are exhaustible resources? Given example.
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- What are inexhaustible resources ? Give examples.
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- When and where was petroleum first used?
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- What did our ancestors do with petroleum ?
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- What is biodiesel?
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- How would you prepare biodiesel ?
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- What is biodiesel used in ?
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- What is the basic difference between coal and charcoal?
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- What is meant by fractional distillation?
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- What is carbonisation?
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- Why coal petroleum and natural gas are called fossil fuels?
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