Term
| name 3 important sources of drinking water in the United States |
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Definition
| 1. rivers 2. lakes 3. reserves |
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Term
| most people in rural areas of the United States get their drinking water from _________. |
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Definition
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Term
| Pure water has the ph of ________. |
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Definition
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Term
true or false
The ph of water is a measurement of how acidic or basic the water is. |
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Definition
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Term
| The level of calcium and magnesium in water is referred to as _________ |
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Definition
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Term
| What happens during the step named FILTRATION in the water treament plant process? |
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Definition
| water is passed through screens to remove objects. |
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Term
| Waste water and the different kinds of wastes it contains is called ___________. |
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Definition
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