1. Water is the most common substance found on earth. True? False?
2. The first water pipes made in the USA were hollowed-out logs. True? False?
3. An acre of corn will give off 4,000 gallons of water per day in evaporation. True? False?
4. In a 100-year period, a water molecule spends 98 years in the ocean, 20 months as ice, about 2 weeks in lakes and rivers and less than one week in the atmosphere. True? False?
5. About how much water does the average American use per day?
               10 gallons                    75 gallons                    160 gallons
6. How much does a gallon of water weigh?
   2 pounds                     8.34 pounds                29.9 pounds
7. A person can survive about one month without food; about how long can a person survive without water?
   2 days                          1 week                         1 month
8. The majority of water used in a typical home is done in what room?
   Kitchen                       Family Room              Bathroom
9. Water is the only substance on earth naturally found in the three true element forms.   Name them:
                                                                                                              
10. At what temperature does water freeze?        ______degrees F   ______degrees C

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