Peru Chile Trench Labeled
The peru chile trench marks the boundary between the 1 pacific plate and the antarctic plate 2 nazca plate and the south american plate 3 north american plate and the cocos plate.
Peru chile trench labeled. Its mean width is 40 miles 64 km and it covers an expanse of some 228000 square miles 590000 square km. The trench delineates the boundary between the subducting nazca plate and the overriding south american plate. Characteristically the trench floor is flat.
Oceanic trenches are topographic depressions of the sea floor relatively narrow in width but very long. Middle american trench to get full credit on this question you must write out the name of each feature not just the letter 3. The peruchile trench also known as the atacama trench is an oceanic trench in the eastern pacific ocean about 160 kilometres off the coast of peru and chile.
It reaches a maximum depth of 8065 m below sea level in richards deep and is approximately 5900 km long. Peru chile trench also called atacama trench submarine trench in the eastern pacific ocean about 100 miles 160 km off the coast of peru and chile. The peru chile trench also known as the atacama trench is an oceanic trench in the eastern pacific ocean about 160 km 100 mi off the coast of peru and chile.
Puerto rico 6japan 2. According to the plate tectonics theory the peru chile trench and the andes mountains formed along the west coast of south american because the south american plate. These oceanographic features are the deepest parts of the ocean floor.
What are the most likely geologic ages of. The peru chile trench lying off southern ecuador to central chile is interrupted off southern peru by the northeast trending nasca ridge. The geologic age of volcano c is shown.
The peruchile trench is located just left of the sharp line between the blue deep ocean on the left and the light blue continental shelf along the west coast of south america. North of nasca ridge the trench reaches a maximum depth of nearly 6500 m. The 8000 m deep peruchile trench west of south america is 5900 km long but only 100 km wide.
This flatness is attributed principally to land derived sediment introduced by the. Label the following deep ocean trenches on figure 3. It runs along an oceanic continental boundary where the oceanic nazca plate subducts beneath the continental south american plate.
Compare the width of the continental shelves on the east side of north and south america to those on the west in figure 6. It is found in the eastern margin of pacific plate. The peru chile trench is also known as atacama trench.
Draw a line to represent each trench. Its mean width is 64 km and it covers an expanse of some 590000 km2. C identify the name of the plate in the cross section labeled x.