ADVERTISEMENT |  REMOVE ADS

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 |
TYPE:
Activities (2,949)

Worksheets (13,378)

Download
CREATE NEW FOLDER
Cancel

Thanks for creating your account

You now have access to 999 free download credits. You do not need to select a plan or take a free trial in order to use your credits.

Simply search for and open the item that you want. A counter will appear when you view an individual item. Note: the counter will only appear on premium resources, not resources that were already free.