Dr. Miriam Douglass
Dr. Martin McClinton
Learners examine how melting, vaporization, and sublimation require energy input while freezing and condensation release energy.
The Solid State
By Debbie McClinton, Dr. Miriam Douglass, Dr. Martin McClinton
In this well-illustrated object, learners examine the structures and properties of the four types of solids: molecular, metallic, ionic, and covalent network. Five interactive questions are provided.
By Terry Bartelt
Learners view an animated presentation showing how the pH level of a cleaning solution is controlled in a closed-loop system in a manufacturing setting. A quiz completes the activity.
The Kinetic Theory of Gases
By Dr. Miriam Douglass, Dr. Martin McClinton
In this animated activity, learners examine what gases are composed of and how their particles interact. They also consider several assumptions that form the basis for the Kinetic Theory of Gases.
Learning the Elements of the Periodic Table by Name or Symbol
By Mona Wenrich
Students practice identifying common elements from the periodic table by name or symbol.
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