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Will our modern forests eventually become coal?
Meteorite
A solid piece of debris from an object, such as a comet, asteroid, or meteoroid, that originates in outer space and survives its passage through the Earth's atmosphere to reach the ground.
Nonsilicates
Minerals that do not contain silicon-oxygen tetrahedra, including classes like oxides, sulfides, and carbonates.
Silicon
A chemical element, symbol Si, known for its semiconductor properties and widely used in electronic devices and solar cells.
Earth's Crust
The outermost layer of the Earth, composed of solid rocks and minerals, and divided into the thicker continental crust and the thinner oceanic crust.
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