Which imaginary line separates the eastern hemisphere from the western hemisphere?
a. the equator
b. the tropic of cancer
c. the prime meridian
d. the tropic of capricorn

Where does the availability of water pose the greatest problem

The european union was formally established in

Which of the following best describes the purpose of a nation’s boundaries? a. to limit the movement of goods and people b. to make it easier for cartographers to create maps c. to make the movement of goods and people easier d. to prevent other countries from invading territory