Facts About Water
  • 1. What percentage of the earth is covered with water?
A) 71%
B) 50%
C) 71%
D) 33%
  • 2. What is the source of energy for the water cycle?
A) The sun
B) Wind energy
C) The earth's rotation
D) Ocean tides
E) Coal fired power plants
  • 3. What is the name for a small stream that flows into a bigger stream?
A) Loptic stream
B) Small stream
C) Lentic stream
D) Dendritic stream
E) Tributary
  • 4. What is the largest ocean?
A) Atlantic
B) Arctic
C) Lake Superior
D) Pacific
E) Indian
  • 5. In which watershed is Portland, Maine located?
A) Moosehead
B) Sebago
C) Atlantic
D) Atlantic
E) Michigan
  • 6. What is the process by which vapor becomes a liquid or solid?
A) condensation
B) evaporation
C) precipitation
D) transpiration
E) infiltration
  • 7. What is most of the freshwater used for in the USA?
A) mining
B) industry
C) public supply
D) irrigation
E) livestock
  • 8. What state uses the most freshwater in the USA?
A) Arizona
B) California
C) Florida
D) New York
E) Colorado
  • 9. What state uses the most water for mining?
A) Montana
B) Texas
C) Washington
D) Oklahoma
E) Wyoming
  • 10. What makes water smell like rotten eggs?
A) man made pollution
B) it really is rotten eggs in the water
C) the type of rocks that the water flows through
D) dead animals in the water
E) Hydrogen sulfide gas
  • 11. Sometimes a glass of drinking water looks cloudy or milky - why does this happen?
A) pollution
B) it is really soap stuck to the glass
C) it is the turbidity
D) water purification chemicals from the water treatment plant
E) tiny air bubbles
  • 12. What percentage of your body is water?
A) up to 30%
B) up to 40%
C) up to 60%
D) up to 70%
E) up to 50%
  • 13. What is the longest river in the world?
A) Mississippi
B) Congo
C) Rio Grande
D) Amazon
E) Nile
  • 14. How much water does the average person use each day?
A) 40 to 60 gallons
B) 80 to 100 gallons
C) 100 to 120 gallons
D) 60 to 80 gallons
E) 20 to 40 gallons
  • 15. Water is the only substance that can exist as a liquid, gas and solid?
A) False
B) True
  • 16. Water covers about 70% of the entire earth.
A) True
B) False
  • 17. The water in the ocean is good to drink.
A) True
B) False
  • 18. Water is a(n) _________ resource.
A) abundant
B) unusable
C) renewable
D) extinct
  • 19. The water that dinosaurs drank _________.
A) is still in the water cycle
B) was not the same kind of water that we drink today
C) was salt water
D) is gone
  • 20. After rain falls upon the earth, it may _________.
A) travel downhill until it reaches the ocean
B) all of the above
C) evaporate again very soon
D) stay underground for years
  • 21. What are clouds?
A) masses of evaporated water
B) masses of condensed water formed by cooled water vapors
C) masses of cotton balls
D) masses of condensed potato soup
  • 22. If we use too much water, someday it will all be gone.
A) False
B) True
  • 23. Water vapor is a _________.
A) liquid
B) solid
C) gas
D) plasma
  • 24. Plants and trees contribute to the water cycle by evaporating through their leaves by _________.
A) precipitation
B) condensation
C) infiltration
D) evaporation
E) transpiration
  • 25. Two percent of our fresh water supply is unusable because it is frozen in _________.
A) glaciers
B) mountains
C) oceans
D) tundra
  • 26. When water hits land and is soaked into the ground, the water becomes _________.
A) plant food
B) groundwater
C) vapor
D) solid
  • 27. The water cycle is also called the hydrologic cycle.
A) True
B) False
  • 28. Water contracts (gets smaller) when it freezes.
A) False
B) True
  • 29. Water has a high surface tension (sticks to itself).
A) False
B) True
  • 30. Condensation is water coming out of the air.
A) False
B) True
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