What are the two main types of ocean currents? a. gyres and the gulf stream b. trade winds and westerlies c. deep currents and conveyor belts d. surface currents and deep currents

What is one difference between austria and switzerland? a. austria is landlocked. b. austria has more minerals resources c. austria has a strong tourism industry d. austria has a strong dairy cattle industry

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

What characteristic of the basin that feeds the congo river system affects movement in central africa? a. the center of the basin is a dense rain forest. b. it is the center of ethnic conflict in the area. c. wildlife on the savanna makes it too dangerous to travel. d. the basin is surrounded by desert.