Sea Floor Spreading Worksheet Pdf

Molten rock pushes up from the asthenosphere and pushes the plates apart at the mid ocean ridge.

Sea floor spreading worksheet pdf. Paleomagnetism led the revival of the continental drift hypothesis and its transformation into theories of sea floor spreading and plate tectonics. Seafloor spreading is happening at b. Strong evidence of seafloor spreading and plate tectonics. Sea floor spreading entire lesson pdf version.

Sonar is a device that bounces sound waves off underwater objects and then records the echoes of these sound waves. The reinforcement worksheets are designed to focus primarily on science content and less on vocabulary although knowledge of the section vocabulary supports understanding of. This creates new ocean crust. Sea floor spreading answer key.

Sea floor spreading the longest chain of mountains in the world is the system of mid ocean ridges. 3 what happens to old oceanic crust as new molten material rises from the mantle. 20 luxe sea floor spreading activity. The regions that hold the unique record of earth s magnetic field lie along the mid ocean ridges where the sea floor is spreading.

Displaying top 8 worksheets found for activity seafloor spreading. In the mid 1900s scientists mapped the mid ocean ridges using sonar. Seafloor spreading dichotomous key handwriting practice worksheets electromagnetic spectrum sea floor printable math worksheets earth and space science plate tectonics science classroom. These worksheets provide an additional resource for reviewing the con cepts of the chapter.

Sea floor spreading worksheet is often used in geography worksheets worksheets practice sheets amp. 2 describe the process shown occurring at b and explain what results from this. Additionally if you would like all of the resources together in a pdf document that can be accessed as a complete resource here. Finally students may need their earth science reference tables esrt for parts of the lesson a document used widely in the new york state earth science regents.

This is a mid ocean ridge. This coloring sheet visu. Homework sheets and education. Seafloor spreading is the process that occurs at mid ocean ridges where new crust is formed through volcanic activity and then gradually moves away from the ridge.

In 1960 harry hess hypothesis about seafloor spreading was a key component of the plate tectonics revolution. Some of the worksheets for this concept are sea floor spreading work sea floor spreading a model of seafloor spreading inside earth work magnetic reversals activity name date sea floor spreading l 1 2 3 5 4 ovr l lesson 3 seafloor profiling seafloor spreading and subduction. Sea floor spreading worksheet pdf. Sea floor spreading worksheet use the figure above to answer the following questions.

Download fill in and print sea floor spreading worksheet pdf online here for free.