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Hard or Soft Water?

Hard or Soft Water?
Students determine the hardness of two water samples, labeled only as A and B. Assesses their understanding of factors that affect water quality, including the hardness of water. Scoring rubric and background notes included.
Grade:
6 |
7 |
8 |
9 |
10
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Science (4,766)

Electricity (92)

Electricity and Magnetism (Electromagnetism) (70)

Physics (637)

Ponds and Marshes (8)

Lakes (4)

Pollution (27)

Water Cycle, Ground Water, Rivers (Hydrology) (12)

Natural Resources (28)

Habitats and Ecosystems (187)

Ecology (279)

Biology (1,772)

Environmental Science (200)

Earth Science (1,199)

Geology (327)

Type:
Activity (2,861)

Worksheets (13,436)

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