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View Resource Lesson: Ballast System in Submarines

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.
View Resource Constructing a Buoyant Scuba Diver

A 50-minute lesson including lecture and hands-on lab to help students in grades 6-8 learn how organisms float, sink, or hover in water as they construct a neutrally buoyant scuba diver.
View Resource Deck and Engine Room Illustrations

Deck and engine room illustrations for U.S. Coast Guard (USCG) Deck License exam.
View Resource Welding Technologies in Shipbuilding Industry

Welding technologies in shipbuilding industry paper.
View Resource Corrosion of Welded Components in Marine Environments

Paper on how welding influences material properties and must be considered in terms of design and initial fabrication and any subsequent repair during the life of a vessel. Additionally, new fabrication processes are being developed such as laser and laser hybrid welding, friction stir welding of aluminium alloys and improved wet underwater repair, necessitating understanding of the corrosion...