Which lists the dominant elements in the oceanic crust?
A)Silica and aluminum.
B)Silica and magnesium.
C)Magnesium and aluminum.
D)Potassium and iron.

Question

Quizplus · Accepted Answer

The dominant elements in the oceanic crust are silica and magnesium. Magnesium makes up about 37% of the crust, while silica makes up about 15%. Other important elements include iron, calcium, and aluminum. However, of the choices given, silica and magnesium are the only dominant elements in the oceanic crust.

Which Lists the Dominant Elements in the Oceanic Crust