Sea Floor Spreading And Subduction Video

There aren t many subduction zones.

Sea floor spreading and subduction video.

Home forums general discussion seafloor spreading and subduction this topic has 6 replies 6 voices and was last updated 3 years 6 months ago by courtney snell. Explain the impact of magma and basalt as it relates to seafloor spreading. Have you noticed lately that your students just aren t listening when you try to teac. Viewing 7 posts 1 through 7 of 7 total author posts february 16 2017.

At subduction zones the edge of the denser plate subducts or slides beneath the less dense one. Now restart the video pause at 2 05 then ask the following. In this video an introduction to seafloor spreading subduction and megathrust earthquakes are animated to allow for easier understanding of the topics. Because there is more seafloor spreading than subduction.

Depending on the theory used to interpret them or what you were actually looking for. Subduction happens where tectonic plates crash into each other instead of spreading apart. Seafloor spreading is just one part of plate tectonics. The denser lithospheric material then melts back into the earth s mantle.

The interpretation of data results can lead to many conclusions. I m sorry you somehow found this. While new earth is being born at mid ocean ridges by seafloor spreading in other areas earth is being destroyed at deep ocean trenches by subduction. Report browse more videos.

Why is the atlantic ocean expanding. I didn t know it would come to this. Is it sea floor spreading and tectonic plate subduction as the theory of geology suggests or is it growing earth evidence. The rising and spreading of crust at mors and the sinking of crust at subduction zone is what moves the continents.

Sea floor spreading where new material appears at seams on the sea floor and seems to have moved and is moving to.