How have Europe's land and water affected resources or patterns of settlement in the region?

What did photos by the hubble space telescope reveal about the great dark spot?

At a continent-continent convergence,

Which of the layers of the earth has the following three characteristics? i. it is a solid outer layer. ii. it is between 3 and 30 miles thick. iii. it is separated into plates. a. the outer core b. the inner core c. the mantle d. the crust