11 - Earth's oceans - 3 class periods

aphotic zone, benthic zone, intertidal zone, neritic zone, oceanic zone, photic zone,how the oceans formed,  the ocean's influence, convection current, coriolis effect, deep current, density, neap tide, spring tide, surface current, tide, upwelling, wave, wave properties, why do tides occur, abyssal plain, continental shelf, continental slope, mid-ocean ridge, oceanic trench, seamount, sonar, benthos, marine organism, nekton, phytoplankton, plankton, zooplankton, 


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