Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Properties of Solutions

For Students 7th - 9th
[Free Registration/Login may be required to access all resource tools.] How solutes affect solvents, the freezing point depression and boiling point elevation.
Lesson Plan
American Geosciences Institute

American Geosciences Institute: Earth Science Week: Properties of Fresh Water and Sea Water

For Teachers 9th - 10th
Students set up three demonstrations to observe the properties of water. They explore the boiling point of water, the freezing point of water, and the ability of water to store heat.