Oceanic Crust is made up of??

This is all i know i hope this was helpfull

Explanation:Oceanic crust is generally composed of dark-colored rocks called basalt and gabbro. It is thinner and denser than continental crust, which is made of light-colored rocks called andesite and granite. The low density of continental crust causes it to “float” high atop the viscous mantle, forming dry land.

0.11 m/s and 0.28 m/s should be correct

answer; equivalent to a one(1) horsepower motor;