Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. ... Coal is formed when dead plant matter decays into peat and is converted into coal by the heat and pressure of deep burial over millions of years.
[tex] \bf \star \: how \: is \: coal \: formed [/tex]
Coal contains the energy stored by plants that lived hundreds of millions of years ago in swampy forests. Layers of dirt and rock covered the plants over millions of years. The resulting pressure and heat turned the plants into the substance we call coal.
[tex] \bf \star \: When \: was \: coal \: formed ?[/tex]
Coal was formed about 300 million years ago
Explanation:
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Answer:
Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. ... Coal is formed when dead plant matter decays into peat and is converted into coal by the heat and pressure of deep burial over millions of years.
Sub-types: Cannel coal
Child material class: Lignite
Verified answer
Answer:
[tex] \bf \star \: how \: is \: coal \: formed [/tex]
Coal contains the energy stored by plants that lived hundreds of millions of years ago in swampy forests. Layers of dirt and rock covered the plants over millions of years. The resulting pressure and heat turned the plants into the substance we call coal.
[tex] \bf \star \: When \: was \: coal \: formed ?[/tex]
Coal was formed about 300 million years ago
Explanation:
hope it helps
sorry for distributing do you know sonali is online or not she's not answering me