Enumerar y nombrar cada una de las llanuras del continente Americano.

The 5th term in a series of even number that begin 3x

The physical processes that create most of earth's physical features, including mountains, are known as

Which of the layers of the earth has the following three characteristics? i. it is made of molten rock. ii. it has currents that are constantly moving. iii. earth’s plates float on top of its currents.