Advertisements
Advertisements
Question
What is meant by the renewable and non-renewable sources of energy? State two differences between them, giving two examples of each
Advertisements
Solution
Renewable: The natural sources providing us energy continuously are called renewable sources of energy.
Non-renewable: The sources of energy that have accumulated in nature over a very long period of time and cannot be quickly replaced when exhausted are called non-renewable sources of energy.
Difference:
|
Renewable sources |
Non-renewable sources |
|
They can be utilised continuously. |
They cannot be utilised once exhausted. |
|
Examples: Sun, Wind |
Example: Coal, Petroleum |
APPEARS IN
RELATED QUESTIONS
The fuel having the lowest calorific value is:
(a) coal
(b) wood
(c) charcoal
(d) kerosene
What are fossil fuels? Give three examples 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Fossil fuels are energy rich compounds of an element X which were originally made by the plants with help of sun's energy.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.
A substance X is added to LPG cylinders while filling so as to make the detection of leakage of LPG from the cylinder easy.
Name the substance X.
Fill in the following blank with suitable word:
Biomass is another form in which ........... energy manifests itself.
Name the major component of biogas.
An energy efficient devices for producing light is:
(a) DLF
(b) CFL
(c) FCL
(d) LPG
Why is the use of wood as a fuel not advisable although wood is a renewable source of energy?
State the main difference between the renewable and non-renewable sources of energy.
