Seafloor Spreading Video
March 31 2009 at 11 08 pm.
Seafloor spreading video. A dynamic principle of geology was explained with harry hess discovery of sea floor spreading. 08 05 found by infinitearchive in geology of the sea floor. This video clip is hosted by bill nye. Video sharing camera phone video phone free upload.
Seafloor spreading is the continuous process of forming new igneous rock at midocean ridges by injection of magma that forms new seafloor. Seafloor spreading occurs along mid ocean ridges large mountain ranges rising from the ocean floor. Have you noticed lately that your students just aren t listening when you try to teac. The process is continuous because forces cause opposite sides of the midocean ridge to constantly move apart making new room for the process to repeat.
I m sorry you somehow found this. The mid atlantic ridge for instance separates the north american plate from the eurasian plate and the south american plate from the african plate the east pacific rise is a mid ocean ridge that runs through the eastern pacific ocean and separates the pacific plate from the north american. This can result in an ever widening seafloor at the. A video clip featuring the discovery of seafloor spreading and its contribution to the development of the plate tectonics.
This video has good graphics that show the student how the seafloor is spreading.