Slide the sea floor into the trench as well.
Sea floor spreading 3d model.
The mid ocean ridge is the region where new oceanic crust is created.
Teaching kids about divergent boundaries.
Seafloor spreading is the creation of new seafloor or new oceanic crust 5.
South becomes north and north becomes south.
The center slit represents a mid ocean ridge 2.
A model of sea floor spreading teacher s guide ellen p.
Over time new.
Seafloor spreading this activity is included in the deped learner s module for grade 10 it teaches students the concept of seafloor spreading.
Students work as individuals.
By using board papers bond papers and coloring materials they are able to make a 3d model of seafloor spreading.
Students will make a paper model illustrating the concept of sea floor spreading and the development of symmetrical magnetic stripes on either side of a mid ocean spreading center.
One intriguing thing about the rock that comes from seafloor spreading is that it shows the history of the earth.
Operation of the model.
This is the position the sea floor would have had 4 million years ago.
A model of seafloor spreading key 1.
Seafloor spreading occurs along mid ocean ridges large mountain ranges rising from the ocean floor.
The formation of the new crust is due to the rising of the molten material magma from the mantle by convection current.
The oceanic crust is composed of rocks that move away from the ridge as new crust is being formed.
The earth does not get bigger.
The process of sea floor spreading.
The rocks on the seafloor show the history of the magnetic changes in the earth.
This idea played a pivotal role in the development of the theory of plate tectonics which revolutionized geologic thought during the last quarter of the 20th century.
Slide the sea floor into the three slits in the shoebox and pull it down from underneath so that the numbers 4 are just visible.
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.
The oldest sections should be the sections on both sides furthest from the middle 4.
3d seafloor models for download files in 3ds max c4d maya blend obj fbx with low poly animated rigged game and vr options.