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TeachEngineering
Teach Engineering: Active and Passive Transport: Red Rover Send Particles Over
Students compare and contrast passive and active transport by playing a game to model this phenomenon. Movement through cell membranes is also modeled, as well as the structure and movement typical of the fluid mosaic model of the cell...
Sophia Learning
Sophia: The Properties of Water: Lesson 3
This lesson will provide an understanding of the chemical and physical nature of water. It is 3 of 4 in the series titled "The Properties of Water."
Sophia Learning
Sophia: The Properties of Water: Lesson 4
This lesson will provide an understanding of the chemical and physical nature of water. It is 4 of 4 in the series titled "The Properties of Water."
Sophia Learning
Sophia: The Properties of Water: Lesson 1
This lesson will provide an understanding of the chemical and physical nature of water. It is 1 of 4 in the series titled "The Properties of Water."
American Chemical Society
Middle School Chemistry: Lesson Plans: Temperature Changes in Dissolving
Media-rich lesson in which students discover that it takes energy to break bonds, and that energy is released when bonds are formed during the process of dissolving. They also determine whether dissolving is either exothermic or...
American Chemical Society
Middle School Chemistry: Lesson Plans: Surface Tension
Students observe and investigate why water has a strong surface tension.
CK-12 Foundation
Ck 12: Chemistry: Structure of Water
[Free Registration/Login may be required to access all resource tools.] Covers structure of water molecule, hydrogen bonding on water, polarity of water molecule, and bond angles of water molecule.
Concord Consortium
Concord Consortium: Mixing Liquids
Experiment with mixing liquids and observing the volume they take up.
University of Southern California
Atomic Bonds
This slide show on atomic bonds contains several slides on electron affinity. Other topics include covalent, Sigma and Pi bonds, and atomic bonding in solids.
American Chemical Society
Middle School Chemistry: Surface Tension
Explore the chemical properties involved in surface tension.
American Chemical Society
Middle School Chemistry: Can Liquids Dissolve in Water?
Find out if liquids can dissolve in water.