The most common political units in today's world are:

A. landmasses with out borders

B. sovereign nations-states

C. Power and authority

D. military dictatorships

Using the set-up seen here, Ms. Garcia places a golf ball between the globe and the flashlight. Turning off the lights in the room, she shines a flashlight from behind the golf ball.

Which of the following is NOT a way that two populations of the same species can be geographically isolated?

What is the height of an elephant

How many people live in the Sahara desert

Which Southern state is the leader in granite? Georgia West Virginia Kentucky Tennessee

Which of the following factors was key to the formation of the first civilization in the Nile Valley? A. Nomads acquired more livestock to increase their wealth. B. The region experienced a surplus of food. C.

Most U. S. beaches are shrinking or encroaching on the land rather than growing or moving seaward, so the land of the U. S. is getting smaller, not bigger.

On what continent would you find the place with a latitude of 20° n and a longitude of 0°

Which is associated with mid-ocean ridges? A. rift valleys B. volcanic structures C. extreme temperatures D. mountainous topography

What natural feature of Southeast Asia did Europeans remove to take advantage of the region's resources? plantations forests roadways rice paddies