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प्रश्न
Which of the following sources of energy are not derived from the sun?
Biomass, Wind, Ocean thermal energy, Geothermal energy, Nuclear fuels, Hydroelectricity, Wave energy, Coal, Petroleum, Tidal energy
उत्तर
The forms of energy that are not derived from the sun are geothermal energy, nuclear energy, hydroelectricity and energy obtained from coal and petroleum.
Geothermal energy is the heat energy obtained from the fission of radioactive materials present in the hot rocks inside the earth. Nuclear energy comes from the nucleus of an atom. Hydroelectricity is obtained from the flow of water.
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संबंधित प्रश्न
What is biomass? Give three examples of biomass.
Answer the following question.
Write the name of the main constituent of Biogas. Also, state its percentage.
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__________ are examples of renewable energy resources.
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Coal, petroleum, and natural gas are _________fuels.
State whether the following is True or False.
Coal takes millions of years to form.
Give an account of the use of solar energy.
Why should we conserve the non-renewable sources of energy?
Which among the following is the non-renewable resources?
Fill in the blanks in the following sentence.
Coal is one of the ______ used to cook food.
Why petrol is exhaustible natural resource whereas sunlight is not? Explain.
