CK-12 Foundation
Ck 12: Properties of Water
[Free Registration/Login may be required to access all resource tools.] Students look at the chemical structure of water and learn how it determines water's properties.
Khan Academy
Khan Academy: Biology: Water, Acids, and Bases: Solvent Properties of Water
An article investigating why water makes a good solvent. Also, understand what molecules dissolve best in water.
Texas Education Agency
Texas Gateway: Water
Given scenarios, descriptions, or illustrations, the student will determine the properties of water that affect chemical and biological systems.
CK-12 Foundation
Ck 12: Water and Life
[Free Registration/Login may be required to access all resource tools.] The chemical and physical properties of water are examined in this lesson, including the role of hydrogen bonds in determining water's properties. The importance of...
Biology Corner
The Biology Corner How Is the Surface Tension of Water Affected by Soap?
Here is a classic lesson regarding surface tension. This worksheet combines properties of water and the scientific method together for a hands on investigation.
CK-12 Foundation
Ck 12: Biology: Water and Life
[Free Registration/Login may be required to access all resource tools.] Covers the structure and properties of water.
CK-12 Foundation
Ck 12: Biology: Water and Life
[Free Registration/Login may be required to access all resource tools.] Covers the structure and properties of water.
Khan Academy
Khan Academy: Biology: Water, Acids, and Bases: Hydrogen Bonds in Water
Investigate why water properties make it unique and good at supporting life in this article. Learn about the life-sustaining properties of water that are caused by the hydrogen bonds that it forms.
US Environmental Protection Agency
Epa: Water: Environmental Topics: Water Topics
Find out how EPA research supports efforts under the Clean Water Act and Safe Drinking Water Act.
National Institutes of Health
Ncbi: The Molecular Biology of the Cell: The Chemical Components of a Cell
Advanced chapter of the book "The Molecular Biology of the Cell" describes and provides illustrations of our most current understanding of the chemical makeup of cells and their components. Explains in detail how electron activity keeps...
US Geological Survey
Usgs: Common Water Measurements
This site from the U.S. Geological Survey provides great definitions of seven measurements that can be taken on water. Includes pH, dissolved oxygen, and turbidity. Click Home to access the site in Spanish.
NOAA
Noaa: Ocean Explorer: Off Base Acidity of Oceans
A student inquiry into properties of the ocean's carbonate buffer system, and how changes in atmospheric carbon dioxide levels may affect ocean pH and biological organisms that depend on calcification.
BiologyWise
Biology Wise: Facts About Daphnia (Water Fleas)
Describes the physical characteristics of Daphnia, their importance as a food source for freshwater fish, their diet, life cycle, and methods of reproduction. Offers tips for how to start and maintain a colony of Daphnia that can be used...
University of Arizona
Ua: Chemistry Tutorial
This general tutorial begins with an explanation of the polarity of the water molecule and the effects this polarity has on the properties of water. Goes on to introduce organic molecules and has a thourough tutorial on the third page.
BiologyWise
Biology Wise: The Names and Functions of Beneficial Bacteria
Discusses the different types of bacteria with probiotic properties that are beneficial to humans' health. Also discusses bacteria that benefit water, soil, and plants.