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Physical
Investigate cause and effect of natural phenomena like waves, currents, and tides that shape the ocean and the land.
Table of Contents
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Unit List
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The world ocean is the defining feature of planet earth and the most prominent feature on a world map.
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Density variations, caused by differences in temperature and salinity, determine the positions of water layers in the ocean.
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Wind is the movement of air on Earth. Wind is an important component of weather and affects ocean currents and waves on a global scale.
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Waves are amazing and dynamic—they transfer energy, provide recreation, cause destruction, and change with the seasons.
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Coasts are found wherever the ocean meets land. Coastal features are shaped by the interaction of waves, geology and local organisms.
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Tides are the periodic rise and fall of ocean waters affecting coastal areas around the world.
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The seafloor is one of the defining characteristics of our world ocean and has many unique features.
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Explorers and sailors rely on navigation, wayfinding, and sturdy ships to safely travel the world ocean.
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The ocean depths are the dominant feature of our world ocean, yet they are largely unexplored.
