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In this activity, learners investigate why apples turn brown. Learners discover that lemon juice interferes with the reaction that causes the browning.
- Under 5 minutes
- 2 to 4 hours
- $1 - $5 per group of students
- Ages 4 - 11
- Activity, Experiment/Lab Activity
- English
Quick Guide
Materials List (per group of students)
- Paper towels
- 1 sheet of paper
- 3 apple pieces
- Lemon juice
- Water
Subjects
-
Physical Sciences
-
Chemistry
- Chemical Reactions
- Acids and Bases
-
Chemistry
-
The Nature of Science
-
The Scientific Process
- Asking Questions
- Conducting Investigations
- Gathering Data
-
The Scientific Process
Informal Categories
- Food and Cooking
Audience
To use this activity, learners need to:
- see
Learning styles supported:
- Uses STEM to solve real-world problems
- Involves hands-on or lab activities
Other
Components that are part of this resource:
This resource is part of:
Access Rights:
- Free access
By:
Rights:
- All rights reserved, American Chemical Society, 2015