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Water Body Salinities II
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In this activity, learners discuss the different salinities of oceans, rivers and estuaries.
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Test Density with a Supersaturated Solution
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Learners create three solutions with different levels of salinity. They compare the density of these solutions by coloring them and layering them in a clear plastic cup and in a soda bottle.
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Estuaries
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An estuary is a body of water that is created when freshwater from rivers and streams flows into the saltwater of an ocean.
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Ocean in a Bottle
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In this activity, learners consider how oil spills behave in the ocean and what impact they have on marine wildlife.
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Marine Ecosystems
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In the wild, small crustaceans known as brine shrimp live in marine habitats such as saltwater lakes.