Paper Model Of Sea Floor Spreading

Sea floor spreading materials needed compass 2 sheets of paper pencils 2 bar magnets ruler tape students should be able to.

Paper model of sea floor spreading.

In this video demo jennifer explains how seafloor spreading works using two rolls of toilet paper. What does the magnet represent. Molten rock pushes up from the asthenosphere and pushes the plates apart at the mid ocean r. 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.

Paper strip represents seafloor 2. Tape each strip to make a loop as shown in the diagram below. Open file report 95 573 this report is preliminary and has not been reviewed for conformity with u s. When the strips of paper are pulled out what process does this represent.

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. Over time new. This report describes how to build a model of the outer 300 km 180 miles of the earth that can be used to develop a better understanding of the principal features of plate tectonics including sea floor spreading the pattern of magnetic stripes frozen into the sea floor transform faulting thrust faulting subduction and volcanism. Stay safe and healthy.

Circulate the ribbons of paper to simulate the movement that occurs during seafloor spreading. The magnet represents the earth s magnetic field 4. Identify where the mid atlantic ridge is located on a globe explain what causes the sea floor to spread explain the magnetic anomalies determine where the youngest rock is located. What does the paper strip used in the model represent in real life.

Seafloor spreading template sheet a. Feb 19 2015 earth paper model of seafloor spreading assignment with glossary and notes. Students work as individuals. Use your seafloor spreading model to answer the questions on the next sheet.

Seafloor spreading is happening at b. A model of sea floor spreading teacher s guide ellen p. Feb 19 2015 earth paper model of seafloor spreading assignment with glossary and notes. Students should have a better understanding of the relati.

It is an underwater mountain range that forms when magma pushes up on the crust at a divergent boundary. Seafloor spreading theory that oceanic crust forms along submarine mountain zones and spreads out laterally away from them. Sea floor spreading a computer animation and paper model by tau rho alpha john p. Please practice hand washing and social distancing and check out our resources for adapting to these times.

Galloway and mark v. Geological survey editorial standards. Sea floor spreading answer key this is a mid ocean ridge.