Sea Floor Spreading Worksheet Pdf

Sea floor spreading answer key.

Sea floor spreading worksheet pdf.

This is a mid ocean ridge. Molten rock pushes up from the asthenosphere and pushes the plates apart at the mid ocean ridge. Sonar is a device that bounces sound waves off underwater objects and then records the echoes of these sound waves. This coloring sheet visu.

Displaying top 8 worksheets found for activity seafloor spreading. Download fill in and print sea floor spreading worksheet pdf online here for free. Strong evidence of seafloor spreading and plate tectonics. The regions that hold the unique record of earth s magnetic field lie along the mid ocean ridges where the sea floor is spreading.

1 what feature of the ocean floor is shown at a. The reinforcement worksheets are designed to focus primarily on science content and less on vocabulary although knowledge of the section vocabulary supports understanding of. Sea floor spreading entire lesson pdf version. Paleomagnetism led the revival of the continental drift hypothesis and its transformation into theories of sea floor spreading and plate tectonics.

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. These worksheets provide an additional resource for reviewing the con cepts of the chapter. Additionally if you would like all of the resources together in a pdf document that can be accessed as a complete resource here. This creates new ocean crust.

There is one worksheet for each section or lesson of the chapter. Homework sheets and education. 20 luxe sea floor spreading activity. Seafloor spreading dichotomous key handwriting practice worksheets electromagnetic spectrum sea floor printable math worksheets earth and space science plate tectonics science classroom.

In the mid 1900s scientists mapped the mid ocean ridges using sonar. 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. 3 what happens to old oceanic crust as new molten material rises from the mantle.

Sea floor spreading the longest chain of mountains in the world is the system of mid ocean ridges. Seafloor spreading is happening at b. It is an underwater mountain range that forms when magma pushes up on the crust at a divergent boundary. 2 describe the process shown occurring at b and explain what results from this.

Sea floor spreading worksheet use the figure above to answer the following questions.