Tuesday, January 5, 2010

Dirty water

a) Name one way water sources become contaminated in 3rd world countries?

from people throwing trash in the water thats 1 way

from people peeing and pooping on the ground thats 2 way

b) What are the dangers of water contamination?

many people can die of diarrhea from water contamination

c) Describe (in your own words) an invention that can save people from drinking contaminated water?

I think the invention life straw is a good way since it cleans the water people drink thus not giving them diarrhea

d) Why do you think everyone in 3rd world countries do not have these inventions?

because these inventions cost too much for the people to buy

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