Ay) Assessment
Question 1 (1 point)
Where do most Africans live?
a
F
2
near oil production sites where workers are needed
near water sources such as the Mediterranean Sea (coast) and the Nile River
in the mountains and deserts where land is inexpensive
in the rainforests where water is plentiful for farming

How does water pollution affect the environment

Which is a possible result of higher air temperatures caused by global warming? a. increase in sea level b. freezing of polar ice caps c. rapid evaporation of water in the soil d. flooding of low-lying coastal areas

Which statement explains what upwelling causes? a. upwelling causes tides to rise and fall. b. upwelling causes changes in the direction of currents. c. upwelling causes nutrients, minerals, and tiny organisms to rise. d. upwelling causes currents in the pacific ocean to change direction. i think the answer is c.