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प्रश्न
What is the main difference between renewable and non-renewable energy resources?
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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.
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संबंधित प्रश्न
State any four characteristics of a good source of energy.
Name two sources of energy which you consider to be non-renewable. Give reason for your choice.
Name any four fractions obtained from petroleum which are used as fuels.
Which gaseous fuel is being used increasingly in transport vehicles like cars and buses these days?
Explain why, natural gas is considered to be a good fuel.
What are the disadvantages of burning fossil fuels?
Why is LPG considered a good fuel?
Why is the leakage of LPG detected easily although it is odourless? State the steps to be taken in case its leakage is detected in the kitchen.
What are fossil fuels? Give three examples of fossil fuels.
Why is the use of wood as a fuel not advisable although wood is a renewable source of energy?
Renewable source of energy is :
What do you know about wind energy?
Can you tell?
What are the non-conventional energy resources?
Can you tell?
Which forms of energy from the sun are used in solar energy devices?
Who is the odd one out?
Why is charcoal considered better fuel than wood?
Higher Order Thinking Skill (HOT)
What are the objectives for replacing non-conventional energy resources from conventional energy resources?
The major problem in harnessing nuclear energy is how to ______.
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.
