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54 Cards in this Set
- Front
- Back
How many planets in the solar system have water?
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Only earth has liquid water
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What produces more electricity than any other hydroelectric dam in the United States?
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Grand Coulee Dam in Washington
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This is the watering of land through pipes, ditches, or canals.
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Irrigation is watering of land
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What three states are among the nations most important agricultural producers?
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Texas, California and Arizona
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Give two reasons why industry could not function without water
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Production of electricity and transportation to move cargo are necessary for industry
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What is the advantage of transporting bulk cargo such as oil and grains by water
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By water is the cheapest way to transport grain and oil
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What is causing our water resources to become more vulnerable?
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Pollution from cities, farms, and industrial wastes dumped into our water
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What threatens our fish and affects our plants and animals
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water pollution
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Without water, what would happen to the Earth's temperature and why?
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The water on the earth controls the temperature by lowering or raising it. Without water, the earth would dry up and nothing could survive and the temperature would rise dramatically
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What drives the hydrologic cycle?
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Solar energy drives the hydrologic cycle
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What is it called when plants give off water vapor through their leaves?
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Transpiration is when plants give off water through their leaves
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What is the difference between a lake and a sea?
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Seas join oceans and are smaller bodies of salt water
Lakes are separate from oceans and seas and are fresh water |
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What formed the Great Lakes?
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Glaciers
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What effect can large lakes have on the local climate?
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They moderate (keep it near the same temperature) the local climates making longer growing seasons
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What is a wetland?
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Wetlands are land areas that become flooded for part of the year. They include coastal marshes, wooded swamps, bogs, bottomlands.
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What is the name of one of the best known wetlands in the U.S.?
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Everglades in Florida
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What is the major source of ground water?
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precipitation from rain or melting snow
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How do we tap into the ground water called the water table?
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The water table is the top of the saturated (holding all it can) zone and to get to it, we have to drill a well
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If a regions usffers a drought, what happens to the water table?
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The top of the water table will be lower in the ground.
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What is the largest geographic feature on Earth?
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The Pacific Ocean
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What are the smaller saltwater bodies connected to the oceans called? Name three
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Seas are small saltwater bodies connected to the oceans. Three seas are : Mediterranean Sea, Coral Sea, Caribbean Sea
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What is the name of the saltwater bodies near coasts that extend into land? Name three
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Gulfs are saltwater bodies near coasts. Three are:
Gulf of Mexico Gulf of Alaska Persian Gulf |
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Where would you find the greatest ocean depth on the planet?
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Mariana Trench in the North Pacific Ocean has the greatest depth
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What are the most common material found in sea water and why?
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Salts
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Since it is possible to remove salt from sea water why don't we do it more often?
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It is a very expensive process to remove salt from sea water
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On a daily basis, the temperature of the ocean water changes by how many degrees?
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less than one degree
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How many gallons of precipitation fall on the U.S. each day?
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4,300 billion gallons of water
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Which category requires the least amount of fresh water each day?
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?????
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The Nile River is associated with what great civilization?
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Egyptian
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The Huang River is associated with what great civilization?
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Chinese
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The Tigris and Euphrates River is associal with what great civilization?
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Africans
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The Ganges River is associated with what great civilization?
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India
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How many people lack even the most rudimentary delivery system for clean water?
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???
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Lack of access to safe drinking water alone results in the deaths of ....million people a year
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???
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More people have died from .... in the lst 10 years than have been lost to armed conflict since World War II
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?????
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What body of water has lost two-thirds of its volume in the last 10 yrs.
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???
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What are the water borne diseases?
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???
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Where do the vast majority of the world's poorest and hungriest people live?
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???
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The number of people lacking adequate santiation in the world is 2.4 billion or ... of the world's population.
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???
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What percentage of the human body is made up of water?
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70%
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This is the physical system made up of all the earth's water
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Hydrosphere
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What is the name of the saltwater bodies near coasts that extend into land?
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gulf
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On a daily basis, the temperature of ocean water changes by how many degrees?
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Less than one degree
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Water is unique. It is the only substance that can exist as a solid, a liquid and...
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a gas
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The circulation of water among parts of the hydrosphere is called?
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the hydrologic cycle
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The ................... ................... is the largest fresh water lake system in the world.
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The Great Lakes
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What percent of the earth's water is salt?
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97%
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Approximately what percent of the earth's surface is covered with water?
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75%
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What is the largest geographic feature on Earth?
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Pacific Ocean
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This is the watering of land through pipes, ditches, or canals
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Irrigation
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What percent of the earth's fresh wawter is locked in ice caps or glaciers?
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??
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Approximately how many gallons of water does thea verage American family use per day?
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???
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Approximately how many gallons of water does the average person use each day?
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???
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What percentage of the world's sewage is poures straight into rivers and other water sources?
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???
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