Question

what is the earth made up of?​

Answer 1

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❥The rocky surface layer of Earth, called the crust, is made up of mostly oxygen, silicon, aluminum, iron, calcium, sodium, potassium and magnesium.

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✭Hòpè Ìt Hèĺp§.. Fòĺĺòw @Kaniskaa16✭

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Answer 2

Answer:

Tarbuck, Earth's crust is made up of several elements: oxygen, 46.6 percent by weight; silicon, 27.7 percent; aluminum, 8.1 percent; iron, 5 percent; calcium, 3.6 percent; sodium, 2.8 percent, potassium, 2.6 percent, and magnesium, 2.1 percent.

Explanation:

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