Across
- 1. The scale of acidity and basicity is ________.
- 2. What number is neutral for the pH scale?
- 5. Dissolved ________ is a test when measuring water quality.
- 7. pH less than 7, not basic
- 8. pH greater than 7, not acidic
- 9. The cleanliness of the water is measured using ________.
Down
- 1. How to test for dissolved oxygen
- 3. A type of bacteria that lives in the water is ________.
- 4. What river are we next to?
- 6. Soil ________ causes high levels of turbidity.