1.
How many gallons of water do you use during a 15-minute shower?
Correct Answer
A. 30
Explanation
The average shower uses 2 gallons of water per minute, so a 15-minute shower uses 30 gallons. Old shower heads, however, can increase the amount of water used to about 5 gallons of water per minute.
2.
Which conserves the most water?
Correct Answer
A. Using a dishwasher
Explanation
The dishwasher uses four to 10 gallons of water per load, depending on its efficiency level. Hand-washing dishes can use up to 20.2 gallons, as newer faucets dispense about 2.2 gallons of water per minute and older faucets even more.
3.
If you go to the bathroom five times in one day, how much water do you use?
Correct Answer
C. 15 gallons
Explanation
The average toilet uses 3 gallons per flush. This number varies, as newer models could use as littler as 1.6 gallons a flush while older ones may use up to 4 gallons per flush.
4.
How many gallons of water is used to fill a bathtub?
Correct Answer
B. 36 gallons
Explanation
The average full tub contains 36 gallons of water.
5.
Which uses the most water per minute?
Correct Answer
C. Outdoor hose
Explanation
An outdoor hose dispenses between 5 and 10 gallons of water per minute.The average bathroom sink faucet, shower head, and kitchen sink faucet use 1 gallon, 2 gallons, and 2.2 gallons of water per minute, respectively.
6.
How much water are you recommended to drink each day?
Correct Answer
C. 64 ounces
Explanation
Health experts recommend you drink eight glasses of water each day at 8 ounces a glass. If observed, you drink 64 ounces of water each day.
7.
How many gallons of water does a load of laundry in a new washing machine need?
Correct Answer
A. 25 gallons
Explanation
A newer washing machine uses about 25 gallons of water per load. An older model, however, could need up to 40 gallons of water per load.
8.
Which personal hygiene activity uses the least amount of water?
Correct Answer
A. Brushing your teeth
Explanation
Cleaning your teeth uses less than a gallon of water, but only if you turn off the faucet while brushing. Washing your face and shaving your face or legs require a gallon of water.
9.
How much water does the average person use a day?
Correct Answer
D. 80 to 100 gallons
Explanation
Estimates vary, but the US Geological Survey found that the average American citizen uses between 80 and 100 gallons of water each day.
10.
A leaky faucet can add up when it comes to water use. How many drips equal a gallon of water?
Correct Answer
B. 15,140 drips
Explanation
The estimated volume of a faucet drip is between 1/5th and 1/3rd of a milliliter. When you do that math, that's 15,140 drips per gallon of water.