Coal and Petroleum
Explain why fossil fuels are exhaustible natural resources.
The underlined words in the following sentences have been jumbled up. Write them in their correct form. Umpetlore is a fossil fuel.
$$Umpetlore$$ is a fossil fuel. $$\Rightarrow$$ $$\text{petroleum }$$is a fossil fuel.
Explain why fossil fuels are exhaustible natural resources.
Air is a natural resource and cannot be exhausted by human activities. It is known as an inexhaustible natural resource. Which of the following is another inexhaustible natural resource?
Fossil fuels
Fill in the blanks in the following sentence: Petroleum, _______ and _________ are fossil fuels.
The highlighted word in the following sentence has been jumbled up. Write it in their correct form. $$Nutsgilh$$ is an example of inexhaustible natural resources.
Fill in the blanks. Coal and petroleum are formed from the dead remains of organisms and are known as _______.
Sunlight and air are inexhaustible natural resources. Comment.
Why is it said that the fossil fuels will last only for a few hundred years?
We read in newspaper that burning of fuels is a major cause of global warming. Explain why.
Why petrol is exhaustible natural resource, whereas sunlight is not Explain.