Which one of the following is the largest source of natural energy to humans?

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RRB ALP CBT I 17 Aug 2018 Shift 3 Official Paper
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  1. Earth
  2. Plants
  3. Sun
  4. Animals

Answer (Detailed Solution Below)

Option 3 : Sun
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Detailed Solution

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The correct answer is Sun.

Key Points

  • Solar is the principal supply of electricity on Earth.
  • Other electricity reassesses encompass coal, geothermal electricity, wind electricity, biomass, petrol, nuclear electricity, and plenty more.
  • Energy is assessed into numerous sorts primarily based totally on sustainability as renewable assets of electricity and non-renewable assets of electricity.

Important Points

  • Renewable Energy:
    • Renewable sources of strength are to be considered in nature and are sustainable. These sources of strength may be evidently replenished and are secure for the environment.
    • Examples of renewable sources of strength are Solar strength, geothermal strength, wind strength, biomass, hydropower, and tidal strength.
  • Non-Renewable Energy:
    • A non-renewable useful resource is a herbal useful resource this is discovered below the earth. This kind of strength source does now no longer refill on the equal velocity at which its miles are used. They take tens of thousands and thousands of years to refill.
    • The major examples of non-renewable sources are coal, oil, and herbal fueloline. Examples of non-renewable sources of strength are Natural fueloline, coal, petroleum, nuclear strength, and hydrocarbon fueloline liquids.
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