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Sea Water Freeze
Students observe how salinity affects the time it takes water to freeze. They participate in an experiment to determine that ice is essentially salt-free whether formed from fresh or salt water
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That Sinking Feeling: Density Currents Lab
Seawater density varies depending upon your location, which means that ships float higher or lower in the ocean depending upon their location as well. In a hands-on activity, individuals explore the density of ocean water. In groups,...
6th - 12th Science CCSS: Adaptable
Salty or Not: A Taste of the Bering Sea
Many arctic mammals, such as polar bears, seals, and walruses, depend on the sea ice about 3 m thick for their habitat. Pupils investigate the properties of polar water and polar ice and their properties through readings, videos, and...
6th - 8th Science CCSS: Adaptable
Global Warming: Effects of Rising Sea Levels on Cities
How much difference would it really make if the sea level were to rise by one meter? Five meters? Ten or twenty? Using modeling software, kids examine how rising seas would impact New Orleans, as well as other coastal cities. After...
4th - 7th Science