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This Freezing Point Depression: Why Don’t Oceans Freeze? lesson plan also includes:
Can you go ice fishing in the ocean? Learners examine the freezing point of different saltwater solutions. Each solution has a different concentration of salt. By comparing the freezing points graphically, they make conclusions about concentrations.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Teach key vocabulary before beginning the lab activity
- Have pupils predict the freezing point of each sample of solute prior to completing the investigation
Classroom Considerations
- Requires specific laboratory materials and time for set up
Pros
- Includes an advanced version of the lab investigation
- Provides reflection questions
Cons
- Reference video is unavailable to view