Which factor explains why a number of animal species are unique to Australia? a. Diverse vegetation
b. Rough terrain
c. Humid climate
d. Geographic isolation

Acivilization exists for several hundred yeaars, developing its own language. such a civilization probably has been: a. farming corn b. suffering from a lack of contact with the outside world. c. isolated by mountains or some other physical barriers. d. starving from lack of trade.

Under which condition below would u expect a coarse-grained intrusive rock like diorite to form?

After world war i, how did the us economy compare to that of germany?