Facts About Water

1. What percentage of the earth is covered with water?

A) 33%
B) 71%
C) 71%
D) 50%

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

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

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

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

4. What is the largest ocean?

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

5. In which watershed is Portland, Maine located?

A) Sebago
B) Moosehead
C) Atlantic
D) Atlantic
E) Michigan

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

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

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

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

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

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

9. What state uses the most water for mining?

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

10. What makes water smell like rotten eggs?

A) man made pollution
B) Hydrogen sulfide gas
C) dead animals in the water
D) the type of rocks that the water flows through
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 really soap stuck to the glass
B) pollution
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 70%
B) up to 60%
C) up to 30%
D) up to 40%
E) up to 50%

13. What is the longest river in the world?

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

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

A) 60 to 80 gallons
B) 20 to 40 gallons
C) 80 to 100 gallons
D) 100 to 120 gallons
E) 40 to 60 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) extinct
B) abundant
C) unusable
D) renewable

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) is gone
D) was salt water

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

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

21. What are clouds?

A) masses of condensed water formed by cooled water vapors
B) masses of cotton balls
C) masses of condensed potato soup
D) masses of evaporated water

22. If we use too much water, someday it will all be gone.

A) True
B) False

23. Water vapor is a _________.

A) gas
B) solid
C) plasma
D) liquid

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

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

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

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

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

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

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

A) False
B) True

28. Water contracts (gets smaller) when it freezes.

A) True
B) False

29. Water has a high surface tension (sticks to itself).

A) True
B) False

30. Condensation is water coming out of the air.

A) False
B) True

Azok a diákok, akik elvégezték ezt a tesztet, szintén elvégezték :

Water Cycle Vocabulary

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