Coal is a very useful rock that formed over millions of years from the remains of plants. Is coal a mineral? No, coal is not a m

Question

Coal is a very useful rock that formed over millions of years from the remains of plants. Is coal a mineral?

No, coal is not a mineral because coal can be burned to produce electricity and heat.

Yes, coal is a mineral because all rocks are nonliving solid minerals.

Yes, coal is a mineral because all rocks that are useful to people are minerals.

No, coal is not a mineral because coal is made of dead plants.

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Thiên Thanh 5 years 2021-08-22T03:20:22+00:00 2 Answers 33 views 0

Answers ( )

  1. thucuc
    0
    2021-08-22T03:21:54+00:00
    Reply

    Answer: i dont know

    Explanation: im so sorry

  2. Nem
    0
    2021-08-22T03:22:20+00:00
    Reply

    Answer:

    It became from decaded. plants and trees

    Explanation:

    coal is very useful in our life

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