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Science Fun for Everyone

Science Fun: Water Fireworks

For Students 3rd - 6th
In this science experiment, you will learn about density while making water fireworks!
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Other

Lapeer County Schools Science Resources: Density Lab

For Students 9th - 10th
A simple lab experiment for students to find the density of two solids and a liquid (does not use water displacement). Note that number 1d should not state "weighs" since mass is being found.
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PBS

Pbs, Secrets of the Ocean Realm: Mountain in the Sea

For Teachers 9th - 10th
This experiment allows your students to study the effect of temperature on water motion and also to create their own density driven current.
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Museum of Science

Museum of Science and Industry: Online Science: Design a Submarine

For Students 3rd - 9th
Become an engineer, and design a submarine that moves in the water like a real submarine. Try making it sink, float, and hover in the water.
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Other

Bigelow Laboratory for Ocean Sciences: Salinity and Deep Ocean Currents

For Teachers 3rd - 8th
For this activity, students will investigate how temperature and currents affect the salinity of ocean water, making predictions after studying ocean maps. It is recommended that teachers do the experiment themselves before presenting it...