Question

What are the materials that make the earth's crust of continents and ocean floor?

Answer 1

simply, continental crust is made up of the sialic rocks (rocks bearing silica and aluminium) .minerals include - quartz ,alkali feldspars etc. rocks are granitic.

where as oceanic crust is made up of basalt. it is of more basic composition. minerals include plagioclase and pyroxenes. :)

Answer 2

Answer:

Earth's surface is made up of solid rocks which make up the continents and ocean floor.

Explanation: