Which of these layers is the Earth's outermost layer? A. the crust
B. the mantle
C. the inner core
D. the outer core

Which country is currently the most populated country in the world? a. india b. china c. mongolia d. indonesia

Why would the composition of a meteorite resemble the earth's interior?

In an effort to japan recover from the devastating effects of the 1929 depression, japanese military leaders in the 1930s formed an alliance with nazi germany negotiated more trade treaties with the soviet union closed its doors to western trade adopted a policy of imperialist expansion