science
Grade-4-
Easy
Question
Formation of coal takes place from________.
- Natural gas
- Limestone
- Sandstone
- Preserved plant material
Hint:
The formation of coal takes place from preserved plant materials.
The correct answer is: Preserved plant material
- The remains of plant materials are buried under the earth's crust.
- The buried materials undergo a series of physical and chemical changes to form a solid material.
- The solid material formed is called coal.
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