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This Elephant Toothpaste activity also includes:
- Activity
- Vocabulary
- Video
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Get a surprised reaction from trying out the chemical reaction. Scholars conduct a chemical experiment by adding yeast to hydrogen peroxide and dish soap in a plastic bottle. They learn that yeast contains a catalase enzyme that releases an oxygen atom from the hydrogen peroxide, resulting in a foam that shoots out from the bottle like toothpaste.
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NGSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Take the class outside to conduct the experiment so cleanup isn't a problem
Classroom Considerations
- Requires a variety of materials, including 3% hydrogen peroxide, dish soap, and dry yeast
- Basic knowledge of atoms and molecules, as well as chemical reactions, is beneficial
Pros
- Includes a video that shows the entire process for the experiment
- Explains some safety tips to consider when conducting the activity
Cons
- None