Curated OER
Water Quality and Environmental Pollution
Learners use litmus paper to begin to discover the qualities of acids and bases. They learn about pH by testing clear liquids for acidity with purple cabbage juice as an indicator. The video Streamkeeper, with Bill Nye, and other video...
Curated OER
Acid-Base Indicators
The first two pages provide a chart to complete with results of a lab test using different solutions and indicators. The data analysis questions will help your students understand the concentrations of the solutions and how they affect...
Curated OER
Acid and Base Homework
For this acid and base worksheet, students answer 7 questions about acidic and basic solutions such as the color each turns litmus paper, the pH values, the balanced equations for neutralization reactions and their pH and concentrations.
Curated OER
Household Acids and Bases
Ninth graders complete an experiment to determine the pH values of a variety of common household substances. They use red cabbage to find the indicator colors of the pH range. They complete a data table that includes a prediction and...
Curated OER
Investigating Acidity
Students classify liquids as an acid, base or neutral. They use purple cabbage juice as an indicator to test several liquids in order to group them as acids, bases or neutrals.
Curated OER
Acids and Alkalis
High schoolers determine and explain the characteristics of alkalis and acids. With their list of characteristics student groups conduct an investigation into whether various household substances are alkali or acid. Their lab findings...
Georgia Department of Education
Ga Virtual Learning: Chemistry: Acids, Bases, and Salts
An interactive module where students build upon the discussion of solutions, but specifically concentrate on special types of solutions, acids and bases.
Vision Learning
Visionlearning: Chemical Relationships: Acids and Bases
An explanation of historical ideas that lead to the current day concepts of acids and bases. The Concept of pH is briefly introduced.
Hunkins Experiments
Hunkin's Experiments: Color
Hunkin's Experiments is a group of simple cartoon illustrations of scientific principles. Some would work well in the classroom, but others have little value beyond entertaining students. All of the projects are easy to do. This one...
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Litmus
This instrument was long, and curved at the end. From the similarity of form the original staff received the same appelation. - Anthon, 1891