Berefly explain the gelobal water distribution diferentiate water surplus and water difict areas on earth?​

What is the thickest layer of earth called?

Plz answer ! find the alps. what countries and country borders intersect this major mountain range? which borders seem to be defined by the edges of the mountains? which borders seem to be defined by the edges of the mountains? which borders cut across the mountains?

True or false. epeirogenic changes deform the crust.