The shell of rigid rock that makes up the earth's crust and the outer most part of the mantle is called the

The lines marked by the letters a, b, and c on the map above represent a. chains of volcanoes b. earthquake fault lines c. thin strips of heavy forests d. major rivers that flow from north to south

What is a small water source like a stream or brook?

The meseta in spain is a a. navigable river b. castle c. coastal plain d.plateau