Atlantic Sea Floor Spreading Activity 2 6

This creates new ocean crust.

Atlantic sea floor spreading activity 2 6.

Sea floor spreading answer key. Atlantic sea floor spreading activity 2 6 the map of the northers atlantic ocran basin g az of equal age of the basaltic e the sediments that have accumulased on the seafloor thse sochuroms were derived by maria scton and her olgues 012 from an analysis of marine magnetic anomalics and their ages are based on the gromagnetic polariey time scale. Paleomagnetic stripes and sea floor spreading extra metric rulers for students who forgot them activity 2 6. Using earthquakes to identify plate boundaries extra metric rulers for students who forgot them.

It is an underwater mountain range that forms when magma pushes up on the crust at a divergent boundary. Plate tectonics and the sea floor activity. Seafloor spreading is happening at b. Sea floor spreading in the atlantic ocean 1.

Answers vary depending upon the strip of ocean students choose. Because students choose different study sites their answers will vary but should fall within the range of a 9 12km my half. Atlantic sea floor spreading no instructor supplied materials are needed for this activity. 1 mechanism explaining sea floor spreading basics for plate tectonics duration.

The theory of why this occurs states that when the rocks are being formed from lava at the mid atlantic ridge they. 1 98 cm yr 133 800 000 cm 67 700 000 yr 1 98 cm yr rounded from 1 97637 average speed. Atlantic sea floor spreading 2 6a. Sea floor spreading 2 mid atlantic ridge that mirror each other.

Oceanic research also showed that new land was being created on either side of the mid atlantic ridge the so called sea floor spreading phenomenon 12. Average speed of bna relative to a since 67 7 myr. The map of the northern atlantic ocean basin fig. North atlantic ocean 2.

Molten rock pushes up from the asthenosphere and pushes the plates apart at the mid ocean ridge. This is a mid ocean ridge. Answer key student activity the distance between us and them. Atlantic sea floor spreading activity 2 6 date.

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