Pacific Ocean Floor
The trenches around the edges of the eastern pacific ocean are shallower than are those of the western pacific.
Pacific ocean floor. It felt like watching a new lunar landing. China and other countries are racing to be the first to mine trillions of dollars worth of metals used in. The oldest pacific ocean floor is only around 180 ma old with older crust subducted by now. A topographic profile of the pacific ocean floor between japan and british columbia is shown in figure 18 3.
Its area excluding adjacent seas encompasses about 63 8 million square miles. The region has this name because it is the world s largest area of volcanism and earthquakes. Continental shelf 300 feet continental slope 300 10 000 feet abyssal plain 10 000 feet abyssal hill 3 000 feet up from the abyssal plain seamount 6 000 feet. And there they.
This graphic shows several ocean floor features on a scale from 0 35 000 feet below sea level. Nodules on the ocean floor. Be careful when interpreting this diagram and others like it because in order to show the various features clearly the vertical axis is exaggerated in this case by about 200 times. United states sitting out race to mine ocean floor for metals essential to electronics.
The pacific ocean was born 750 million years ago at the breakup of rodinia although it is generally called the panthalassic ocean until the breakup of pangea about 200 million years ago. An underwater survey has found thousands of small round divots scooped out of the soft sediment on the seafloor. Pacific ocean floor map ocean map floors relief old map poster download ocean depth map vintage topography pacific floor of the oceans smartwallarts. Currently the oldest known pacific ocean floor is about 180 million years old.
5 out of 5 stars 119 119 reviews 3 99 free shipping favorite add to more colors ocean floor map world map oceans map atlantic ocean map pacific ocean map. The following features are shown at example depths to scale though each feature has a considerable range at which it may occur. There s a mystery lurking in the pacific ocean just off the coast of big sur california. Plunging into the ocean it begins its three mile descent to the sea floor.
Pacific ocean body of salt water extending from the antarctic region in the south to the arctic in the north and lying between the continents of asia and australia on the west and north and south america on the east.