Dive into ocean waves, tides, currents, and much more at the Office of Naval Researchs oceanography Web site. This educational resource for students and teachers provides information on topics such as the creatures inhabiting hydrothermal vents, suggests simple experiments focusing on the forces that keep ships afloat and allow submarines to sink, and offers quick quizzes to test your aquatic knowledge.
Go to: http://www.onr.navy.mil/focus/ocean/
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