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aldo

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  1. hello, i need help on my take home oceanography test because i just dont understand anything, all of the following questions are truth or false, so plz help me out here guys, i rly need to pass this test to pass the class. since their initial formation, the ocean basins have stayed relatively unchanged. hydrogen bonds are weak associations between polar molecules such as water density increases with increasing temperatures. abyssal plains are found on the deep ocean floor at depths of up to 5000 meter. most major animal phyla evolved some 500 million years ago the southern hemisphere is composed of over 2/3 landmasses carbon dioxide is limited in the ocean two important limited nutrients in the ocean are nitrogen and phosphorus the oxygen minimum zone often corresponds with the thermocline the himalaya mountains are a result of seafloor spreading an atmospheric ozone layer made of oxygen protects the earth from ultraviolet radiation pressure in the ocean increases about 1 atmosphere for every 10 m increase in depth in general the photic zone extends to about 100m gyres represent the largest circulation patterns in the ocean surface waves can potentially carry water thousands of miles across the ocean the mantle is situated between the earths crust and the outer core an important evolutionary stage was the ultimate accumulation of oxygen from the photosynthesizerss about 2.5 billion years ago excess precipitation occurs at tropical latitudes as well as at polar latitudes
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