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1. Water is the only substance found on earth
naturally in three forms.
2. Does water regulate the earth’s
temperature?
3. At what temperature does water freeze?
4. At what temperature does water vaporize?
5. How long can a person live without food?
How long can a person live without water?
6. How much of the human body is water?
7. How much of the earth’s surface is water?
8. How much water must a person consume per day
to maintain health?
9. Of all the earth’s water, how much is ocean
or seas?
10. How much of the world’s water is frozen
and therefore unusable?
11. How much of the earth’s water is suitable
for drinking water?
12. Is it possible for me to drink water that
was part of the dinosaur era?
13. What is the most common substance found on
earth?
14. How much water does the average residence
use during a year?
15. How much water does an individual use daily?
16. What does a person pay for water on a daily
basis?
17. How many community public water systems are
there in the United States?
18. How much water do these utilities process
daily?
19. What does it cost to operate the water
systems throughout the country annually?
20. How many miles of pipeline and aqueducts are
in the United States and Canada?
21. What were the first water pipes made from in
the US?
22. Where was the first municipal water
filtration works opened and when?
23. Of the nation’s community water supplies,
what percentage are investor-owned?
24. How many households use private wells for
their water supply?
25. How much water is used to flush a toilet?
26. How much water is used in the average
five-minute shower?
27. How much water is used on the average for an
automatic dishwasher?
28. On the average, how much is used to hand
wash dishes?
29. How much does one gallon of water weigh?
30. What is the weight of water in one cubic
foot?
31. How much water drops with an inch of rain?
32. How much water does it take to process a
quarter pound of hamburger?
33. How much water does it take to produce one
ton of steel?
34. How much water is used to produce a single
day’s supply of U.S. newsprint?
35. What is the total amount of water used to
manufacture a new car, including new tires?
36. How much water must a dairy cow drink to produce one gallon of milk?
37. How much water is used during the
growing/production of a chicken?
38. How much water is used during the
growing/production of almonds?
39. How much water is used during the
growing/production of french fries?
40. How much water is used during the
growing/production of a single orange?
41. How much water is used during the
growing/production of a watermelon?
42. How much water is used during the
growing/production of a loaf of bread?
43. How much water is used during the
growing/production of a tomato?
44. How much water is used during the
growing/production of rice?
45. How much water us used during the production
of an egg?
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