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Red Cabbage Indicator

science snack

Learn about acids and bases, pH indicators, the pH scale, and concentration through red cabbage.

total time:

60 minutes

active time:

30 minutes

difficulty:

novice

major equipment:

hot plate

materials include:

  • material list with shopping links

  • printable directions and worksheets

  • troubleshooting tips

  • suggestions for tinkering & extension

for educators

essential question(s):

What is pH and how is it measured?

objectives:

- Explain what pH is and describe the pH scale
- Explain what a pH indicator is
- Identify the pH of common kitchen ingredients

science concepts:

acids and bases, solutions and mixtures

grade levels:

6

10

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