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Lesson Plan
Curated OER

Lake Strata and Internal Waves

For Teachers 6th - 10th
Use the classic density demonstration of placing a cola, a clear soda, and a diet soda into a tank of water. Then let learners attempt to pour some of the soda into layers in a clear container. The procedure explains a thermocline, and...
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Lesson Plan
Curated OER

Density Dynamics

For Teachers 6th - 12th
Learners set up working models demonstrating lake turnover and the formation of deep water masses in the oceans.
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Lesson Plan
Curated OER

Tides in the Hudson

For Teachers 9th - 11th
Students view an illustration of the Hudson River watershed and identify the bodies of water shown. They discuss what happens when fresh and salt water mix. Students view a teacher demonstration of the stratification of fresh and salt...
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Lesson Plan
Curated OER

Stacking Water

For Teachers 6th - 12th
Students experiment with different salinities of water using straws and different colors of water. They collect and interpret data from the experiment.
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Lesson Plan
Curated OER

Stratification

For Teachers 7th - 12th
Students study the process of stratification and seed dormancy.  In this germination lesson plan students prepare a medium in which to grow  seeds.
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Lesson Plan
Curated OER

Thermal Stratification

For Teachers 9th - 12th
Students use video, research and experiments to investigate and replicate thermal stratification in a lab. They prepare a report, poster or multimedia presentation showing the results of their work.
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Lesson Plan
Curated OER

Lake Superior Ecology Unit

For Teachers 6th
Sixth graders research Lake Superior and its ecosystem. Students investigate the lake's cycles of mixing and stratification and how these cycles affect the biology of the lake. This lesson contains five days of activities.
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Lesson Plan
Curated OER

Teaching about Diel Temperature Variation

For Teachers 9th - 12th
Students explore temperature variation in lakes and deal with the data.