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This lesson helps 7th - 12th grade students understand how a submarine controls its buoyancy through the use of ballasts. Students construct a model ballast system, and then learn to control its vent valves to make it submerge and surface.
Date Of Record Creation 2016-09-22 14:31:48
Date Of Record Release 2016-09-22 14:31:48
Date Last Modified 2016-09-22 14:31:48