Test Your Water Knowledge

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| By Catherinecloutie

Catherinecloutie

Community Contributor

Quizzes Created: 1 | Total Attempts: 137

Questions: 10 | Attempts: 137 | Updated: Mar 21, 2023

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Find out how much water you use during daily household tasks and activities.

Questions and Answers

1.

How many gallons of water do you use during a 15-minute shower?
- A.
  
  30
- B.
  
  42
- C.
  
  36
- D.
  
  28
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.

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2.

Which conserves the most water?
- A.
  
  Using a dishwasher
- B.
  
  Hand-washing dishes
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.

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1
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3.

If you go to the bathroom five times in one day, how much water do you use?
- A.
  
  10 gallons
- B.
  
  13 gallons
- C.
  
  15 gallons
- D.
  
  17 gallons
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.

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4.

How many gallons of water is used to fill a bathtub?
- A.
  
  28 gallons
- B.
  
  36 gallons
- C.
  
  42 gallons
- D.
  
  50 gallons
Correct Answer
B. 36 gallons

Explanation
The average full tub contains 36 gallons of water.

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5.

Which uses the most water per minute?
- A.
  
  Shower head
- B.
  
  Kitchen sink faucet
- C.
  
  Outdoor hose
- D.
  
  Bathroom sink faucet
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.

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6.

How much water are you recommended to drink each day?
- A.
  
  16 ounces
- B.
  
  32 ounces
- C.
  
  64 ounces
- D.
  
  72 ounces
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.

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7.

How many gallons of water does a load of laundry in a new washing machine need?
- A.
  
  25 gallons
- B.
  
  34 gallons
- C.
  
  38 gallons
- D.
  
  40 gallons
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.

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8.

Which personal hygiene activity uses the least amount of water?
- A.
  
  Brushing your teeth
- B.
  
  Washing your face
- C.
  
  Shaving your face
- D.
  
  Shaving your legs
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.

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9.

How much water does the average person use a day?
- A.
  
  20 to 40 gallons
- B.
  
  40 to 60 gallons
- C.
  
  60 to 80 gallons
- D.
  
  80 to 100 gallons
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.

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10.

A leaky faucet can add up when it comes to water use. How many drips equal a gallon of water?
- A.
  
  12,670 drips
- B.
  
  15,140 drips
- C.
  
  16,740 drips
- D.
  
  18,930 drips
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.

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Test Your Water Knowledge

How many gallons of water do you use during a 15-minute shower?

Which conserves the most water?

If you go to the bathroom five times in one day, how much water do you use?

How many gallons of water is used to fill a bathtub?

Which uses the most water per minute?

How much water are you recommended to drink each day?

How many gallons of water does a load of laundry in a new washing machine need?

Which personal hygiene activity uses the least amount of water?

How much water does the average person use a day?

A leaky faucet can add up when it comes to water use. How many drips equal a gallon of water?