miércoles, 12 de mayo de 2010

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Excretion

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martes, 11 de mayo de 2010

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sábado, 8 de mayo de 2010

How do people use water resources

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Questions

How many times do I flush the toilet in 24 Hours?

I flush th toilet 3 times in 24 hours.

How long does it takes to brush my teeth? How much water do I spend?

It takes 1 minut to brush my teeth, I spend a cubic decimeter.

How many times do in a day I brush my teeth?

I brush my teeth 4 times a day.

How long does it takes to wash my hands? How much water do I spend?

It takes 2 minuts to wash my hands and I spend 3 cubic decimeters washing my hands.