Question

What are fossil fules?

Answer 1

fossil fuels are formed from the remains of plants and animals
example-coal and natural gas 

Answer 2

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☞ What are Fossil Fuels?

• Fossil fuels are buried flammable geologic deposits of organic substances such as dead plants, and animals that got deposited under several thousand feet of silt.
• These deposits decayed with the passage of time and got converted to natural gas, coal, and petroleum due to the extreme heat and pressure inside the earth’s crust.
• They are also known as non-renewable sources of energy as it takes a very long time for it to replenish.

☞ Types of Fossil Fuels

Fossil fuels are of the following types :-

1. Coal
2. Petroleum
3. Natural gas

✒ Advantages of Fossil fuels

1. Fossil fuels can generate a large amount of electricity at a single location.
2. They can be found very easily.
3. They are cost-effective.
4. Transportation of oil and gas can be done easily through pipelines.
5. They have become safer over time.

✒ Disadvantages of Fossil fuels

1. Fossil fuels emit carbon dioxide when burnt which is a major greenhouse gas and the primary source of pollution.
2. This has contributed to global warming.
3. They are a non-renewable resource, i.e., once used they cannot be replaced.
4. Combustion of fossil fuels makes the environment more acidic.
5. This has led to unpredictable and negative changes in the environment.

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