Dr. Martin McClinton
In this screencast, we review the positions of metals, metalloids, and nonmetals in the Periodic Table and the general characteristics of each.
By Debbie McClinton, Dr. Miriam Douglass, Dr. Martin McClinton
Learners examine how melting, vaporization, and sublimation require energy input while freezing and condensation release energy.
Common Types of Oxidation-Reduction Reactions
Learners identify combination, decomposition, displacement, and combustion types of redox reactions. They also watch a video clip that demonstrates the reaction of sodium and water.
Heat Transfer: Conduction, Convection, Radiation
By Laurie Jarvis, Deb Simonson
In this animated activity, learners explore three major methods of heat transfer and practice identifying each.
Biosecurity: Routes of Infection and Means of Transmission
In this module, you'll be able to :
- Identify five routes of infection
- Describe how diseases are transmitted in animals
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