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प्रश्न
Fill in the blank
__________ are examples of renewable energy resources.
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उत्तर
Sun, water, wind are examples of renewable energy resources.
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संबंधित प्रश्न
Define ignition temperature of a fuel.
What is meant by a non-renewable source of energy? Give two examples of non-renewable source of energy.
Why are fossil fuels classified as non-renewable source of energy?
Classify the following into renewable and non-renewable sources of energy:
Coal, Wind, Tides, Petroleum,Wood, Natural gas
Which of the following fuels has the highest calorific value?
(a) natural gas
(b) methane gas
(c) hydrogen gas
(d) biogas
Explain how, sun is considered to be the ultimate source of fossil fuels
The product of petroleum used to drive heavy vehicles like trucks is:
(a) petrol
(b) kerosene
(c) diesel
(d) carbon oxide
Fossil fuels are energy rich compounds of an element X which were originally made by the plants with help of sun's energy.
Name the element X.
Compare the sun and the fossil fuels as the sources of energy.
State whether the following statement is true or false:
Tidal energy is one of the forms in which solar energy manifests itself in oceans.
Fill in the following blank with suitable word:
Biomass is another form in which ........... energy manifests itself.
Suggest a safe and efficient method for the disposal of biowastes and sewage materials. How is this method advantageous to us?
Fill in the blank
_______is the coal with the highest percentage of coal.
State whether the following is True or False.
Coal and petroleum are renewable energy resources.
State whether the following is True or False.
China, the USA, and Spain are major producers of wind energy.
Why should we conserve the non-renewable sources of energy?
Name the major constituent of natural gas.
Choose the odd one:
Exhaustible natural resources are
