Warning: In HTML5, Continue buttons in non-question slides may not work. To advance, click in the extension window or use the controller at the bottom. If this occurs, we suggest you update your browser.

Recommended browsers: HTML5: Mozilla Firefox, Safari, Google Chrome (most recent versions).

Unit PC: Physical Changes

Extensions Links
Extension G: Effects Due to Air Pressure

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Extension H: Pressure, Temperature, Mixtures of Gases, and Average Particle KE

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Gas Properties Simulation (Java)
Java trouble-shooting
Mac    Windows

Extension I: Mass, Volume and Density HTML5
Extension J: Sinking and Floating HTML5
Extension K: Rates of Warming of Different Materials HTML5
Extension L: Explanations Involving Heating and Cooling Materials HTML5
Extension M: Heating Curves, Melting & Boiling Points, and SPT Explanation HTML5

Unit CR: Chemical Reactions

Extensions Links
Extension A: Separating Mixtures Using Physical Properties
To access the simulation: Use the Simulation link to the right in preference to the link (button) in the extension.

If you need to go through the FOSS login page: (1) Click the
Visit as a Guest tab. (2) From the pull-down menus, choose Teacher, your state, and Grade 6. Then click Visit. (3) Click on Mixtures and Solutions under Grades 3-6. (4) Scroll down to Digital-only Resources. Expand the Multimedia menu (click the arrow). Then click on Separating Mixtures.

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Separating the Mixtures Simulation

Extension B: Reaction Rates and Temperature

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Extension E: Models of the Atom

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Extension F: Balancing Chemical Equations HTML5
Extension G: Characteristic Properties HTML5
Extension H: Atomic Structure, the Periodic Table, and Isotopes HTML5
Extension I: Bond Types and the Chemical Structure of Materials HTML5