4.0 Cape Town Water Shortage

A historic three-year drought forced the 4 million residents of Cape Town South Africa change their relationship with water as city restrictions limit each person to how many gallons of water a day.

• 5.7

• 13.2

• 19.0

• 26.8

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-2

NGSS.MS-ESS3-4

The Worst case water scenario for Cape Town (or any city) is "Day Zero". What is Day Zero?

• Water would be available from the taps only once a week

• Water would need to be imported from other places as three times the cost

• Pollutants in the water would reach levels considered unsafe t o drink

• City Water Supply would be turned off for a year

Tags

NGSS.MS-ESS3-4

The figure shown is displayed in the middle of the web article. Note you can enter the number of minutes for a shower in the field at the bottom. How much water does your 15 minute shower compared to the water allowed per person in Cape Town?

• The same amount

• Twice as much

• 3 times as much

• 4 times as much

Tags

NGSS.MS-ESS2-4

Cape Town residents were allowed 13 gallons of water each day. This is not in the article, but how many gallons would you guess the average American uses per day?

• 25

• 50

• 100

• 400

Tags

NGSS.MS-ESS3-4

Cape Town residents were allowed 13 gallons of water each day. This is not in the article, but how many gallons would you guess flushing the toilet once uses?

• 5-7

• 1-2

• 3-4

• 8 or more

Cape Town residents were allowed 13 gallons of water each day. This is not in the article, but how many gallons would you guess running the water while brushing your teeth uses?

• 0.5 (2 quarts)

• 1

• 2

• 4

In your opinion, do you agree that "shaming" techniques such as displaying water usage by households on a map are acceptable?

• Yes

• No