Question

what do you mean by crust​

Answer 1

crust is the outermost layer of a planet. The crust of the Earth is composed of a great variety of igneous, metamorphic, and sedimentary rocks. The upper part of the mantle is composed mostly of peridotite, a rock denser than rocks common in the overlying crust.

Answer 2

Answer:

crust the crust is a hard layer that forms on the outside something, like aloof of bread...crust is also a verb meaning to form a hard outer layer crusting happence with more than just food, like when a layer of dirt crust of your clothes after a romp in the mood. the earth has a hard crust too.