Water on the Land Practice Questions
Review the following concepts at: Water on the Land Study Guide
1. The ascending branches of the Hadley cells create which one of the following conditions?
a. dry conditions
b. windy conditions
c. calm conditions
d. wet conditions
2. Compared to the Congo River, the Mississippi River has which one of the following?
a. about the same discharge for a much smaller drainage area
b. about the same discharge for a much larger drainage area
c. a much larger discharge for about the same drainage area
d. a much smaller discharge for about the same drainage area
3. The term wind shadow refers to which one of the following?
a. the dry side of the Hadley cell
b. the dry side of a mountain range
c. the wet side of the Hadley cell
d. the wet side of a mountain range
4. Which one of the following is the world's second greatest river in terms of discharge?
a. the Amazon
b. the Orinoco
c. the Nile
d. the Congo
5. If the flow rate at the discharge of the Amazon into the ocean is equal to about 750 gallons of water per day for every person on Earth, what is the approximate discharge of the Mississippi, in terms of gallons of water per day for every person on Earth? Use Table 12.1 to make your calculation.
6. Water that adheres to particles in the soil is called which one of the following?
a. transpired water
b. estuarine water
c. capillary water
d. gravitational water
7. What is another word for the entire area of land that collects water that is eventually drained by a river?
a. a channel
b. a recharge
c. a watershed
d. an aquifer
8. Water whose salt content is in between that of fresh water and that of the ocean is called which one of the following?
a. mixed water
b. saline water
c. brackish water
d. seeped water
9. An underground layer of porous rock that conducts water is called which one of the following?
a. an aquifer
d. an estuary
10. Chose the best answer. Gravitational water can feed
a. surface water.
c. a watershed.
11. The world's top ten rivers, in terms of discharge, carry 3,928 million metric tons of sediment per year. How many kilograms per person is that per year? Assume that the world population is 6.4 billion people. Also, there are 1,000 kilograms per metric ton.
12. Use the text and Table 12.2 to figure out what percent of the suspended solids carried by the world's top ten rivers is carried by the Brahmaputra/Ganges alone. Choose the closest answer.
13. Use the text and Table 12.2 to figure out what percent of the suspended solids carried by the world's top ten rivers comes out of South America.
14. Which process produces dissolved loads of ions in rivers?
a. estuarine weathering
b. chemical weathering
c. physical weathering
d. watershed weathering
15. Which element has a relatively high percent of dissolved load in the world's rivers, compared to the very high percent of the suspended solid forms of the other elements?
1. d. wet conditions
2. d. a much smaller discharge for about the same drainage area
3. b. the dry side of a mountain range
4. d. Congo
5. a. 60
6. c. capillary water
7. c. a watershed
8. c. brackish water
9. a. an aquife
10. b. groundwater.
11. a. 660
12. d. 40%
13. c. 30%
14. b. chemical weathering
15. a. calcium
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