In this interactive object, the learner practices identifying charges on ions.
Biomolecules The Carbohydrates
By Barbara Liang
Learners read a brief introduction to monosaccharides, disaccharides, and polysaccharides. The processes for dehydration synthesis and hydrolysis are shown.
By Debbie McClinton, Dr. Martin McClinton
Students read an explanation of chemical formulas in this animated activity. A quiz completes the object.
pH and Its Basic Principles
By Joan Kornitz
In this animated object, learners view hydrogen and hydroxide ions in a solution. A brief quiz on the basic principles of the term pH completes the activity.
Science Lab Equipment - Pt 1 (Video)
By Bruce Bell
In this screencast we are introduced to the lab equipment used to contain and dispense chemicals.
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.
This game requires students to solve equations in order to reach the honeypot.
Variables On Both Sides of the Equation
This game has students practicing with equations that have variables on both sides of the equation.
Basics and formulas for Spreadsheets
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