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Which of these is the best example of balancing water needs and conservation?
using drip irrigation systems
drought and overuse
False
a long period of lower than normal rainfall
lakes, rivers, and ponds
runoff carrying chemicals into water bodies
Sand and gravel filter dirt from the water; chlorine kills some of the bacteria in the water.
They are sources of fresh water for much of the human population.
Which of these can cause water shortages anywhere on Earth?
using drip irrigation systems
drought and overuse
False
a long period of lower than normal rainfall
lakes, rivers, and ponds
runoff carrying chemicals into water bodies
Sand and gravel filter dirt from the water; chlorine kills some of the bacteria in the water.
They are sources of fresh water for much of the human population.
Why are aquifers important?
using drip irrigation systems
drought and overuse
False
a long period of lower than normal rainfall
lakes, rivers, and ponds
runoff carrying chemicals into water bodies
Sand and gravel filter dirt from the water; chlorine kills some of the bacteria in the water.
They are sources of fresh water for much of the human population.
Where does fresh water exist on Earth's surface?
using drip irrigation systems
drought and overuse
False
a long period of lower than normal rainfall
lakes, rivers, and ponds
runoff carrying chemicals into water bodies
Sand and gravel filter dirt from the water; chlorine kills some of the bacteria in the water.
They are sources of fresh water for much of the human population.
What is the purpose of using sand, gravel, and chlorine during drinking water treatment?
using drip irrigation systems
drought and overuse
False
a long period of lower than normal rainfall
lakes, rivers, and ponds
runoff carrying chemicals into water bodies
Sand and gravel filter dirt from the water; chlorine kills some of the bacteria in the water.
They are sources of fresh water for much of the human population.
What causes most pollution of fresh water?
using drip irrigation systems
drought and overuse
False
a long period of lower than normal rainfall
lakes, rivers, and ponds
runoff carrying chemicals into water bodies
Sand and gravel filter dirt from the water; chlorine kills some of the bacteria in the water.
They are sources of fresh water for much of the human population.
What condition exists during a drought?
using drip irrigation systems
drought and overuse
False
a long period of lower than normal rainfall
lakes, rivers, and ponds
runoff carrying chemicals into water bodies
Sand and gravel filter dirt from the water; chlorine kills some of the bacteria in the water.
They are sources of fresh water for much of the human population.
A pollutant is the amount of a substance that is in another substance.
using drip irrigation systems
drought and overuse
False
a long period of lower than normal rainfall
lakes, rivers, and ponds
runoff carrying chemicals into water bodies
Sand and gravel filter dirt from the water; chlorine kills some of the bacteria in the water.
They are sources of fresh water for much of the human population.
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