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प्रश्न
What are renewable energy resources?
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उत्तर
Renewable energy resources are those that come from natural sources and are naturally replenished. These include solar energy (sunlight), wind energy from windmill (wind), hydroelectricity (rain), tidal energy from waves (tides), and geothermal energy (energy from the heat of the earth).
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संबंधित प्रश्न
Name two sources of energy which you consider to be non-renewable. Give reason for your choice.
The fuel having the lowest calorific value is:
(a) coal
(b) wood
(c) charcoal
(d) kerosene
Which gaseous fuel is being used increasingly in transport vehicles like cars and buses these days?
State two important uses of natural gas
State one important use of CNG these days.
The energy in petrol originally came from the sun. Explain how it got into petrol.
Compare the sun and the fossil fuels as the sources of energy.
Compare and contrast biomass and hydroelectricity as sources of energy.
Describe the construction and working of a biogas plant with the help of a labelled diagram.
Which produced of the nuclear fission of uranium-235 is utilised to cause further fission of its nuclei?
How long are the energy resources of the earth like coal, petroleum and natural gas expected to last?
State whether the following is True or False.
Coal and petroleum are renewable energy resources.
Name a few major producers of petroleum in the world.
Describe the four major types of coal.
Name the major constituent of natural gas.
Why is there a need to harness non-conventional sources of energy? Give two main reasons.
Which of the following is a pair of exhaustible natural resources?
Write True/False against the following statement.
Wildlife is an exhaustible natural resource.
Look at the figure where petroleum and natural gas deposits are shown. Why do we find oil layer above water layer?
