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This Controlling Water Activity in Food interactive also includes:
- Lab & Experiment
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Food storage matters! Scholars learn how the amount of water in corn can affect its rate of spoilage. They create a control group, then test three corn samples stored in three different locations for water activity. As a result of the activity, pupils gain understanding in the importance of multiple trials and averaging values in gathering accurate data.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Have small groups research the effect of water activity on other foods and report to the class
- Use as an introduction to an in-class experiment on food storage
Classroom Considerations
- Suggests first completing the virtual lab Understanding Water Activity
Pros
- Lab is self-paced and interactive
- Provides practice with lab techniques
Cons
- None