Facts About Water

1. What percentage of the earth's water is freshwater?

A) 5%
B) 3%
C) 8%
D) 12%
E) 25%

2. What is the source of energy for the water cycle?

A) Coal fired power plants
B) The sun
C) The earth's rotation
D) Wind energy
E) Ocean tides

3. What is the name for a small stream that flows into a bigger stream?

A) Lentic stream
B) Loptic stream
C) Small stream
D) Dendritic stream
E) Tributary

4. What is the largest ocean?

A) Atlantic
B) Indian
C) Lake Superior
D) Pacific
E) Arctic

5. Which of these is not one of the five Great Lakes?

A) Michigan
B) Huron
C) Ontario
D) Superior
E) Hudson

6. What is the process by which vapor becomes a liquid or solid?

A) transpiration
B) evaporation
C) precipitation
D) condensation
E) infiltration

7. What is most of the freshwater used for in the USA?

A) mining
B) irrigation
C) livestock
D) public supply
E) industry

8. What state uses the most freshwater in the USA?

A) New York
B) Colorado
C) California
D) Florida
E) Arizona

9. What state uses the most water for mining?

A) Wyoming
B) Oklahoma
C) Texas
D) Washington
E) Montana

10. What makes water smell like rotten eggs?

A) man made pollution
B) the type of rocks that the water flows through
C) dead animals in the water
D) Hydrogen sulfide gas
E) it really is rotten eggs in the water

11. Sometimes a glass of drinking water looks cloudy or milky - why does this happen?

A) it is the turbidity
B) water purification chemicals from the water treatment plant
C) pollution
D) it is really soap stuck to the glass
E) tiny air bubbles

12. What percentage of your body is water?

A) up to 50%
B) up to 40%
C) up to 60%
D) up to 70%
E) up to 30%

13. What is the longest river in the world?

A) Nile
B) Amazon
C) Rio Grande
D) Mississippi
E) Congo

14. How much water does the average person use each day?

A) 100 to 120 gallons
B) 20 to 40 gallons
C) 40 to 60 gallons
D) 60 to 80 gallons
E) 80 to 100 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) False
B) True

17. The water in the ocean is good to drink.

A) False
B) True

18. Water is a(n) _________ resource.

A) extinct
B) renewable
C) unusable
D) abundant

19. The water that dinosaurs drank _________.

A) was not the same kind of water that we drink today
B) is gone
C) is still in the water cycle
D) was salt water

20. After rain falls upon the earth, it may _________.

A) all of the above
B) travel downhill until it reaches the ocean
C) evaporate again very soon
D) stay underground for years

21. What are clouds?

A) masses of condensed water formed by cooled water vapors
B) masses of evaporated water
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) gas
B) liquid
C) plasma
D) solid

24. Plants and trees contribute to the water cycle by evaporating through their leaves by _________.

A) infiltration
B) evaporation
C) transpiration
D) precipitation
E) condensation

25. Two percent of our fresh water supply is unusable because it is frozen in _________.

A) oceans
B) tundra
C) glaciers
D) mountains

26. When water hits land and is soaked into the ground, the water becomes _________.

A) plant food
B) vapor
C) solid
D) groundwater

27. The water cycle is also called the hydrologic cycle.

A) False
B) True

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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