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प्रश्न
The source of energy of the sun is:
(a) conversion of hydrogen gas into helium
(b) conversion of carbon fuel into carbon dioxide
(c) burning of hydrogen gas present in the sun
(d) disintegration of uranium into barium and krypton
उत्तर
conversion of hydrogen gas into helium
The sun's energy is derived from the fusion of hydrogen nuclei into helium nuclei.
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संबंधित प्रश्न
Give the names of two energy sources that you would consider to be exhaustible. Give reasons for your choices.
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State whether the following statement is true or false:
Tidal energy is one of the forms in which solar energy manifests itself in oceans.
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The major component of biogas is:
(a) hydrogen
(b) butane
(c) hydrogen sulphide
(d) methane
The fuel which is not obtained from biomass is:
(a) firewood
(b) cow-dung cakes
(c) coke
(d) charcoal
Tidal energy is ______ type of energy.
Which one of the following forms of energy leads to least environmental pollution in the process of its harnessing and utilisation?
