The achievements of the tang and song dynasties include __________.

The area of japan best situated to do business with korea and china is _____________.

The southernmost of china's three great rivers is the _______________.

The type of lava least likely to form a pyroclastic flow is _____.

An age structure diagram plots the number or percentage of ____.

Between 1849 and 1852, the population of __________ more than doubled.

________ is the type of remote sensing imagery best suited to use at night.

Europe?s relative location is ____:

Europeans took bananas from their point of origin in ________ and replanted them in south america.

An important tool in understanding the actual numerical dates of past geologic events is ________.

About 80% of the ocean's water exists in the ________.