The earth���s is broken up into a bunch of discrete pieces, called plates that move around the surface of the planet. asthenosphere geosphere lithosphere mesosphere

All of the following are reasons why deserts extremely susceptible to wind erosion except a. they lack major root systems b. they contain thin, dry soil c. they have very few plants and trees d. they are extremely hot and lack water

According to the population pyramid, in 2000 china had about 120 million people in which age-group?

Which australian state leads the nation in the production of dairy products? a. western australia b. northern territory c. queensland d. victoria