Advertisements
Advertisements
प्रश्न
What is the main difference between renewable and non-renewable energy resources?
Advertisements
उत्तर
Renewable Resources
- These are those resources that can be renewed in a short time.
- These do not cause any pollution to the environment.
- These are the free gifts of nature.
- Air, water, and solar energy are examples of renewable resources.
Non-Renewable Resources
- These are those resources that cannot be renewed in a short time.
- These cause pollution to the environment.
- These are not free gifts of nature.
- Coal, Petroleum, and some minerals are examples of non-renewable resources.
APPEARS IN
संबंधित प्रश्न
Name two sources of energy which you consider to be non-renewable. Give reason for your choice.
Name any one hydrocarbon fraction obtained during the fractional distillation of petroleum which is used as a domestic fuel.
What is the composition of liquefied petroleum gas (LPG)?
Which gaseous fuel is being used increasingly in transport vehicles like cars and buses these days?
What is meant by conventional sources of energy? Write the names of two conventional sources of energy.
Why is LPG considered a better fuel than coal?
What are fossil fuels? Give three examples of fossil fuels.
Explain how, sun is considered to be the ultimate source of fossil fuels
The natural gas consists mainly of:
(a) methane
(b) ethane
(c) propane
(d) butane
What should be the minimum wind speed for the satisfactory working of a wind-powered electric generator?
Fill in the following blank with suitable word:
Biomass is another form in which ........... energy manifests itself.
What are the raw materials used for making biogas?
Which produced of the nuclear fission of uranium-235 is utilised to cause further fission of its nuclei?
Why is the use of wood as a fuel not advisable although wood is a renewable source of energy?
Fill in the blank
Solar cells use the power supplied by the ______.
State whether the following is True or False.
Coal takes millions of years to form.
What are renewable energy resources?
Can you tell?
What is ‘green energy’?
Write True/False against the following statement.
Wildlife is an exhaustible natural resource.
Some natural resources are given below. Classify them into the exhaustible and inexhaustible natural resources.
| air, coal, natural gas, sunlight, petroleum, minerals, forests, oxygen |
