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Seafloor spreading video.
A dynamic principle of geology was explained with harry hess discovery of sea floor spreading.
I m sorry you somehow found this.
In 1912 when alfred wegener proposed that the continents had once been joined together and had split apart the biggest weakness in his hypothesis was the.
This can result in an ever widening seafloor at the.
Seafloor spreading is the continuous process of forming new igneous rock at midocean ridges by injection of magma that forms new seafloor.
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.
This video clip is hosted by bill nye.
Seafloor spreading occurs along mid ocean ridges large mountain ranges rising from the ocean floor.
March 31 2009 at 11 08 pm.
08 05 found by infinitearchive in geology of the sea floor.
I didn t know it would come to this.
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.