The two most abundant elements in Earth's crust are __.
A) iron and magnesium
B) carbon and hydrogen
C) carbon and oxygen
D) hydrogen and oxygen
E) oxygen and silicon

Name: The two most abundant elements in Earth's crust are __. A) iron and magnesium B) carbon and hydrogen C) carbon and oxygen D) hydrogen and oxygen E) oxygen and silicon
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Oxygen and silicon are the most abundant elements in Earth's crust, making up approximately 75% of its composition.

The Two Most Abundant Elements in Earth's Crust Are __