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marishachu [46]
3 years ago
15

How is coal formed? from hydrothermal deposits from igneous intrusions from 300 to 400 million year old plant remains from oil d

eposits that have solidified
Physics
1 answer:
Lady_Fox [76]3 years ago
3 0
You can thank me if this answer helps. The energy coal comes from energy that was stored in giant plants that lived hundreds of millions of years ago in swamp forests,even before dinosaurs!
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