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- 1. Multiple Choice
When the sun heats up water in rivers, lakes and oceans, what does it turn the water into?
ice
vapor
groundwater
pollution
- 2. Multiple Choice
Clouds get heavy and water falls back to the earth in what form?
Rain
Snow
Smoke
Both Rain and Snow
- 3. Multiple Choice
When water is 32 degrees Fahrenheit or 0 degrees Celsius and colder, it is in what state?
Solid
Smoky
Gaseous
Liquid
- 4. Multiple Choice
H2O is the chemical name for water. What does the H stand for?
Oxygen
Hypothermal
Hydrogen
Helium
- 5. Multiple Choice
Why can't we drink ocean water?
It contains salt
It contains bacteria
It contains chlorine
It contains wildlife
- 6. Multiple Choice
These cover about 75% of the Earth's surface.
Mountains
Dry lands
Oceans
Deserts
- 7. Multiple Choice
Where is most of the freshwater on Earth found?
Lakes
Streams
Rivers
All of the above
- 8. Multiple Choice
Which river flows from Minnesota to the Gulf of Mexico?
Fox
Mississippi
Illinois
Louisiana
- 9. Multiple Choice
What does condensation do on a cold surface?
collects
combines
circles
melts
- 10. Multiple Choice
Humidity is a calculation of the amount of what in the air?
snow
rain
heat
moisture
- 11. Multiple Choice
According to the book Water: Sources, Use, Conservation by Nancy Carlson: Of all the earth's water, about how much is fresh water?
25.5%
10.5%
90.5%
2.5%
- 12. Multiple Choice
According to the book Water: Sources, Use, Conservation: An acre of corn transpires up to how many gallons of water each day?
1,000
2,000
3,000
4,000
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