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प्रश्न
What are renewable energy resources?
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
State any four characteristics of a good source of energy.
What is meant by a non-renewable source of energy? Give two examples of non-renewable source of energy.
What are the various fuels which are used to generate electricity in a thermal power plant?
State two important uses of natural gas
Why is LPG considered a better fuel than coal?
Fossil fuels are energy rich compounds of an element X which were originally made by the plants with help of sun's energy.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.
The pollution of air caused by burning petroleum fuels (like petrol and diesel) in vehicles can be controlled by fitting a device X in the exhaust system of vehicles.
Name the device
What should be the minimum wind speed for the satisfactory working of a wind-powered electric generator?
Name the clean fuel which can be obtained from cow-dung.
State whether the following is True or False.
China, the USA, and Spain are major producers of wind energy.
State whether the following is True or False.
The Sardar Sarovar Dam is built on the river Narmada.
Can you tell?
Why should we save energy?
Why are fossil fuels called non-renewable sources of energy?
Name two forms of sea energy.
Name the major constituent of natural gas.
Choose the odd one:
Write True/False against the following statement.
Resources which are present in unlimited quantity in nature are called exhaustible natural resources.
Fill in the blanks and complete the story.
About 300 million years ago, the earth had dense ______ in low lying wetland areas. Due to natural processes like ______ these forests got buried under the ______ As more ______ deposited over them, they were compressed. The ______ also rose as they sank deeper and deeper. Under high ______ and high ______ , dead plants got slowly converted into coal.
Why petrol is exhaustible natural resource whereas sunlight is not? Explain.
