Teach Engineering
Red Cabbage Chemistry
Using the natural pH indicator of red cabbage juice, groups determine the pH of different everyday liquids. As they work, pupils gain an understanding of pH that may help deal with contaminants in the water supply.
Curated OER
pH and Red Cabbage Juice
Students review properties of materials and define what pH tells them about matter. In this pH levels instructional activity, students determine whether materials are acids or bases using indicator substances.
LABScI
Acids and Bases: Cabbage Juice pH Indicator
Explore the range of pH using an assortment of household liquids. Scholars create their own pH indicators from cabbage and determine the pH of several liquids. To further their exploration, individuals use the same liquids to create...
Curated OER
Indicators For Acids and Bases
Fourth graders compare the color of cabbage water when acids and bases are mixed in. For this acids and bases lesson plan, 4th graders use cabbage water and mix in acids and bases that the teacher prepares before hand. They observe the...
Discovery Education
By All Indications
How do people determine if something is acidic or basic? Learners make their own acid-base indicators using red cabbage and then determine the acidity and alkalinity of different substances. First, they test substances of known pH and...
Curated OER
Acids and Bases: Cabbage Juice Indicator
Fifth graders perform tests to identify acids and bases. In this chemistry lesson, 5th graders identify common household substances as acids or bases using cabbage juice indicator strips.
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
Acid Rain Environment Pollution
Students combine different materials to create chemical reactions. In this chemical reaction lesson plan, students will combine different materials to create chemical reactions and define these results as acids or bases. They will also...
Curated OER
Acid or Base? Toxie's On The Case!
In this chemistry instructional activity, students read about the differences between substances that are acids and bases. They read about Litmus dye and the pH scale. They experiment with six household substance by testing them with...
California Academy of Science
Coral and Chemistry
Using cabbage juice as a pH indicator, future scientists explore the effect of increasing carbon dioxide on the pH of the ocean and relate it to the health of coral reefs. Ideal for an earth or environmental sciences course, this lesson...
Curated OER
Acids, Bases and Indicators
Young scholars investigate the pH of various solutions with indicators. In this acids, bases and indicators lesson plan, students use a variety of indicators to test solutions for their pH. Young scholars determine which indicators are...
Curated OER
Chemistry is pHun
High schoolers investigate the pH of solutions and they learn how to use different types of indicators. In this pH lesson plan, students test various solutions with pH paper and determine if they are acidic, basic or neutral. They also...
Herff Jones Education
Acids, Bases, and Indicators—Colorful Chemistry
Lead the class in a colorful exploration of acids and bases as they learn to differentiate between the two. They identify common items considered acidic and basic, then explore their strengths and weaknesses. They titer solutions and...
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
Sour and Bitter: Acids and Bases
Tenth graders distinguish between acids and bases. In this pH instructional activity, 10th graders view a PowerPoint and discuss the characteristics of an acid and a base. They investigate natural substances to determine the pH level of...
Curated OER
Acids and Bases
Students study acid and bases and how they fall on the pH scale. In this solutions lesson plan students complete a lob activity using litmus then fill out a data table.
Curated OER
The Heat is On!
Fifth graders investigate evidence for changes in matter that occur during a chemical reaction.