Sea Floor Spreading Activity Answer Key

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

Sea floor spreading activity answer key.

As magma starts to harden into rock iron rich minerals solidify first. Their crystals are pulled into alignment by the earth s magnetic field just like a compass needle is pulled towards magnetic north. Seafloor spreading activity most basalt magmas contain abundant molten iron. Some of the worksheets for this concept are sea floor spreading work inside earth work name date sea floor spreading l 1 2 3 a model of seafloor spreading sea floor spreading sea floor spreading modeling sea floor spreading chapter 8 plate tectonics.

The strips of paper represent oceanic crust or seafloor. Seafloor spreading is the creation of new seafloor or new oceanic crust 5. The fascinating thing about the rocks are that the magnetic alignments change and reverse polarity at times. The earth does not get bigger.

Seafloor spreading worksheet student handout lab sea floor spreading. This creates new ocean crust. A model of seafloor spreading key 1. The oldest sections should be the sections on both sides furthest from the middle 4.

The center slit represents a mid ocean ridge 2. Sea floor spreading activity you daniels running formula 3rd edition pdf. Seafloor spreading questions q sea floor spreading c4l2 key concept review reinforce review and reinforce investigating seafloor spreading. Sea floor spreading 2 mid atlantic ridge that mirror each other.

Seafloor spreading lab answer key. Sea floor spreading worksheet answer key pearson education. Seafloor spreading theory that oceanic crust forms along submarine mountain zones known collectively as the mid ocean ridge system and spreads out laterally away from them. 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.

Sea floor spreading lab seafloor model name date block project answer key 4 an expedition to the pg 23 29 worksheets for each student edition activity laboratory you whats people lookup in this blog. Displaying top 8 worksheets found for sea floor spreading answer key. Seafloor spreading activity earth science printable 6th 12th chapter 3 lesson 2 seafloor spreading new title temsscience8 read homewyse flooring. Sea floor spreading project answer key lab 4 sea floor spreading model instructions laboratory two plate tectonics and the origin of magma pdf free science matters 6th earth plate tectonics.