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earths thin, rocky crust is composed of silicon, aluminum, calcium, sodium and potassium.

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Is earth a land or gas planet?

Earth is considered a terrestrial planet, which means it is predominantly composed of rock and metal. It is not a gas planet like Jupiter or Saturn, which are mostly made up of hydrogen and helium. Earth's atmosphere is primarily composed of nitrogen, oxygen, and other gases.


What is the definition of Terrestrial Planet?

A terrestrial planet is a planet that is primarily composed of silicate rocks.


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What does terrestrial panet mean?

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Which layer of earth is composed primarily of solid iron?

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