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Flint's Water Crisis (TEDEd)

Video Quiz

The science behind the Flint water crisis.

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Edad recomendada: 17 años
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Estados Unidos

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Flint's Water Crisis (TEDEd)Versión en línea

The science behind the Flint water crisis.

por Amanda Peralta
1

Water was originally sourced from ________ but was switched to ___________.

Written answer

2

Why were lead pipes used for water in the past?

Written answer

3

Lead pipes are still used around the country by millions of people. Why are they usually safe?

Written answer

4

High chloride levels also caused lead to leak into the water because it breaks down the protective barrier. Where does sodium chloride come from?

Written answer

5

There were also bacterial problems in the Flint River. Chlorine was added because it is used as a disinfectant. Why did the chlorine not work to kill the bacteria?

Written answer

6

The extra chlorine added to kill bacteria created trihalomethanes. What are trihalomethanes linked to?

Written answer

7

Can you see, smell, or taste lead in water?

Written answer

8

The EPA allows 15ppb (parts per billion) of lead in water without it being hazardous. How much did some homes have?

Written answer

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