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 neutral solutions.

Concepts

acids, bases, ph, acids and bases

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Additional Tags

science

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Instructional Ideas

• Record key vocabulary in a graphic organizer to use during the activity
• Complete part one of the activity as a class to ensure understanding prior to further exploration

Classroom Considerations

• Requires advance preparation and specific lab materials

Pros

• Teacher materials include key background knowledge to share with pupils
• Questions connect the concepts to real-world situations

Cons

• None

Common Core

RST.9-10.3 RST.9-10.9 RST.11-12.3 RST.11-12.7 RST.11-12.9