Question: What two types of crust make up the surface of the earth?
Answer: continental
oceanic
Disambiguated annotations:
qaPairs: question: What type of crust composed of primarily mafic rocks makes up the surface of the earth?
answer: oceanic
question: What type of crust composed of primarily more felsic rocks makes up the surface of the earth?
answer: continental
answer: continental crust, oceanic crust.