Tectonic Plates Map Sea Floor Colored

Plate tectonics plate tectonics seafloor spreading.

Tectonic plates map sea floor colored. As upwelling of magma continues the plates continue to diverge a process known as seafloor spreading. This map shows the locations of these deep sea trenches. Plate tectonics and the ocean floor. These age data also allow the rate of seafloor spreading to be.

Expansion f the purpose of this expansion is to help you become familiar with the tectonic plates throughout the world. Heat generated from the radioactive decay of elements deep in the interior of the earth creates magma or molten rock in the aesthenosphere. Geological survey map of tectonic plates show 21 of the major plates as well as their movements and boundaries. These relatively narrow down folds in earth s crust may be twice as deep almost 12 000 meters as the regular deep sea floor up to 6 000 meters.

The divergent mid atlantic ridge rises above sea level in thingvellir national park iceland marked by the pink dot on the map where the north american plate and the eurasian plate move in opposite directions photo by christian kornmesser. Materials colored pencils and map of the world procedure. Convergent colliding boundaries are shown as a black line with teeth divergent spreading boundaries as solid red lines and transform sliding alongside boundaries as solid black lines. Active ridges continental extensions transform faults ridge spreading rates and directions continental rifts subduction and overthrust zones and generalized volcanic activity.

When two plates come together under the ocean a deep sea trench is formed. You will also expand your skills in map reading and interpretation building on what you did in the maps charts lab. Using the reference map on pages r60 and r61 in the appendix of the textbook. New sea floor map for google earth january 13 2016 in late 2014 we had a look at a map of the ocean floor published by the scripps institution of oceanography university of california san diego.

A marine gravity map of the north atlantic ocean red dots show locations of earthquakes with magnitude 5 5 and they highlight the present day location of the seafloor spreading ridges and. A map of global tectonic and volcanic activity over the last one million years showing. Here are two plate tectonics maps which show more detail than the maps above. Plate tectonics sea floor geography lab in this lab you will explore how the movements of the earth s tectonic plates relate to earthquakes volcanoes and the major geographic features of the ocean floor.