Science, asked by Merry8169, 9 months ago

Write about the extraction of coal.

Answers

Answered by abhi1824
2

Answer:

Coal can be extracted from the earth either by surface mining or underground mining. Once coal has been extracted, it can be used directly (for heating and industrial processes) or to fuel power plants for electricity. If coal is less than 61 meters (200 feet) underground, it can be extracted through surface mining

Explanation:

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Answered by thakuruttamsing10
6

Explanation:

Coal is a nonrenewable fossil fuel that is combusted and used to generate electricity. Mining techniques and combustion are both dangerous to miners and hazardous to the environment; however, coal accounts for about half of the electricity generation in the United States.

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