In this interactive object, the learner practices identifying charges on ions.
By Debbie McClinton, Dr. Miriam Douglass, Dr. Martin McClinton
Learners examine the meaning of oxidation, reduction, and half-reaction, and watch a film showing the deposition of copper metal from the reduction of copper (II) ion by aluminum. A brief quiz completes the activity.
Measuring Volume Using a Graduated Cylinder
By Jill Crowder
Learners view an explanation of how to read a graduated cylinder by measuring the lowest portion of the meniscus. A quiz completes the activity.
A Biological Example of Water Solubility
By Jill Larson
In this animated object, students examine the role that the solubility of water plays in various biological functions.
Types of Elements in the Periodic Table and Their Properties
Students review the positions of metals, metalloids, and nonmetals in the Periodic Table and the general characteristics of each. A quiz completes the object.
Using an Indicator
By Janet Braun, Barbara Anderegg
Students read about the basics of using an indicator.
Deriving the Formulas of the Power Wheel
By Ron Wallberg
Use Ohm's law, Watt's law, and the power equation to derive formulas for the DC power wheel.
The Difference Between -(6)Squared and (-6)Squared
By Arlene Smith
In this learning activity you'll calculate problems using the negative both inside and outside of the parenthesis.
Multiplying and Dividing Signed Numbers
By Mona Wenrich
Students read the rules used in multiplying and dividing signed numbers. They view examples and work practice problems.
Multiplication of a String of Signed Numbers
Students read how to organize their work when multiplying more than two signed numbers. A review and practice problems complete the activity.
a fun easy way to learn math
Variables On Both Sides of the Equation
This game has students practicing with equations that have variables on both sides of the equation.
This game requires students to solve equations in order to reach the honeypot.
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