Sea Floor Spreading Activity 6th Grade

Displaying top 8 worksheets found for seafloor spreading.

Sea floor spreading activity 6th grade.

A process he called sea floor spreading was continually adding new material crust to the ocean floor. In this plate tectonics instructional activity 5th graders are given notes with diagrams showing earth s layers the tectonic plates evidence of pangaea sea floor spreading and the types of boundaries. As magma starts to harden into rock iron rich minerals solidify first. In hands on activities students use two simple models.

Most basalt magmas contain abundant molten iron. Once the basalt cools completely into solid rock the. Start studying sea floor spreading 6th grade. 30 do s and don ts of classroom etiquette for teachers and students.

How to build a model illustrating sea floor spreading and subduction activity build a three dimensional model using a shoe box. Hess believed that sea floor spreading is the answer to the mystery of continental drift. Their crystals are pulled into alignment by the earth s magnetic field just like a compass needle is pulled towards magnetic north. Displaying top 8 worksheets found for activity seafloor spreading.

The first model suggests the relationship between symmetrical rock formations on the floor of the atlantic and seafloor spreading while the second model explains how hot spot activity and plate movement led to the formation of the hawaiian islands. Learn vocabulary terms and more with flashcards games and other study tools. 3 the mid ocean ridge is found throughout the oceans of the earth. This is a 50 000 mile chain of volcanic mountains in the middle of the ocean.

Prerequisites for this unit include knowledge of division and plotting graphs the ability to recognize patterns and 6th grade knowledge of plate tectonics. Geologist harry hess finally proved that wegener was right. 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. When taught in series the lessons proceed in much the same way that scientists discovered seafloor spreading and plate tectonics.

The continents are moving apart. Some of the worksheets for this concept are sea floor spreading work inside earth work a model of seafloor spreading sea floor spreading name date sea floor spreading l 1 2 3 continental drift sea floor spreading and plate tectonics lab work plate tectonics magnetic reversals activity.