Water science for schools: common water measurements
Explanation of common water properties including temperature, pH, specific conductance, turbidity, dissolved oxygen, hardness and suspended sediment for students and general public.
(Score: 0.690)
Water science for schools: water properties
Educational site for elementary school students on the properties of water with links to a true/false quiz, common water measurements, pH, and random link.
(Score: 0.690)
Definition:
Measure of the acidity or alkalinity of a solution, numerically equal to 7 for neutral solutions, increasing with increasing alkalinity and decreasing with increasing acidity. The pH scale commonly in use ranges from 0 to 14. [American Heritage Dic. of the English Language, 4th ed.]