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Share/AssignPre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Natural Resources: Resources include everything provide by the nature. They form the wealth of a country. Types of Natural Resources:(i) Inexhaustible: There are some resources that are present unlimited in nature and will not be exhausted even if used continuously. Example: Sunlight, Air. (Scroll down…
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Share/AssignPre-Requisires Test & Enrich Speed Notes Notes For Quick Recap Natural Resources: Resources include everything provide by the nature. They form the wealth of a country. Types of Natural Resources:(i) Inexhaustible: There are some resources that are present unlimited in nature and will not be exhausted even if used continuously. Example: Sunlight, Air. (Scroll down…
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Natural Resources: Resources include everything provide by the nature. They form the wealth of a country.
Types of Natural Resources:
(i) Inexhaustible: There are some resources that are present unlimited in nature and will not be exhausted even if used continuously.
Example: Sunlight, Air. (Scroll down to continue …)
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(ii) Exhaustible: These resources are limited and can soon get exhausted because of Coal, petroleum and natural gas are fossil fuels.
Fossil fuels were formed from the dead remains of living organisms millions of yearsago.
Fossil fuels are exhaustible resources.
Coke, coal tar and coal gas are the products of coal.
Petroleum gas, petrol, diesel, kerosene, paraffin wax, lubricating oil are
obtained by refining petroleum.
Coal and petroleum resources are limited.
We should use them judiciously.
Petroleum is mixture of various constituents such as petroleum gas, petrol, diesel, lubricating oil, paraffin wax, etc.
Refining: Refining is the process of refracting the various constituents / fractions of petroleum.
It carried out in a petroleum refinery.
Natural Gas: A very important fuel as it easy to transport through pipes and can be compressed and stored under high pressure as Compressed Natural Gas (CNG).
It causes no pollution and has high calorific value.
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- CROP PRODUCTION AND MANAGEMENT | Study
- MICROORGANISMS : FRIEND AND FOE | Study
- COAL AND PETROLEUM | Study
- COMBUSTION AND FLAME | Study
- CONSERVATION OF PLANTS AND ANIMALS | Study
- REPRODUCTION IN ANIMALS | Study
- REACHING THE AGE OF ADOLESCENCE | Study
- FORCE AND PRESSURE | Study
- FRICTION | Study
- SOUND | Study
- CHEMICAL EFFECTS OF ELECTRIC CURRENT | Study
- SOME NATURAL PHENOMENA | Study
- LIGHT | Study
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