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प्रश्न
Some natural resources are given below. Classify them into the exhaustible and inexhaustible natural resources.
| air, coal, natural gas, sunlight, petroleum, minerals, forests, oxygen |
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उत्तर
- Exhaustible natural resources are: Coal, natural gas, petroleum, minerals, forests.
- Inexhaustible natural resources are: Air, sunlight, oxygen.
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संबंधित प्रश्न
Compare and contrast fossil fuels and the Sun as direct sources of energy
What is the composition of liquefied petroleum gas (LPG)?
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(a) moon
(b) earth
(c) sun
(d) sea
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When the material A mined from the earth is heated strongly in an insufficient supply of air, it produces a solid fuel B which consists mainly of carbon. When another material C obtained from trees is heated in an insufficient supply of air, it produces another solid fuel D which also consists mainly of carbon. Name A, B, C and D
Answer the following question.
Write the name of the main constituent of Biogas. Also, state its percentage.
Fill in the blank
Coal, petroleum, and natural gas are _________fuels.
State the main difference between the renewable and non-renewable sources of energy.
Why is there a need for harnessing non-conventional sources of energy? How can energy be harnessed from the sea in different ways?
Look at the figure where petroleum and natural gas deposits are shown. Why do we find oil layer above water layer?
