Sea Floor Spreading Lab Questions

Seafloor spreading is the creation of new seafloor or new oceanic crust 5.

Sea floor spreading lab questions.

A model of seafloor spreading key 1. 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. Paleomagnetism and the ocean floor worksheet answer key. The marker stripes in this lab represent the new rock forming during sea floor spreading where the newest rock are closer to the mid ocean ridge and the oldest rock are further away from the mid ocean ridge.

The earth does not get bigger. The process of sea floor spreading. The formation of the new crust is due to the rising of the molten material magma from the mantle by convection current. Sea floor spreading answer key.

The rate of seafloor spreading is approximately every 10 years. Whats people lookup in this blog. Seafloor spreading sea floor spreading homework modelling the ocean floor lab seafloor spreading questions q sea floor spreading edhelper images e993 com. Layers of the earth pdf or google doc guided reading.

Mapping the ocean floor worksheet answer key. Whats people lookup in this blog. Modeling sea floor spreading lab pdf or google doc sea floor spreading article pdf or google doc pangea puzzle playdough plate tectonics activity pdf or google doc layers of the earth plate tectonics homework packet collected february 12th 2013 guided reading. Seafloor spreading theory that oceanic crust forms along submarine mountain zones and spreads out laterally away from them.

The center slit represents a mid ocean ridge 2. Seafloor spreading is happening at b. The oceanic crust is composed of rocks that move away from the ridge as new crust is being formed. A 3 inches b 30 meters c 30 inches d 3 cm e 30 cm.

The mid ocean ridge is the region where new oceanic crust is created. As the ocean seafloor spreads the newly formed floor will adapt a specific magnetic signature according to the earth s magnetic pole at that time. It is an underwater mountain range that forms when magma pushes up on the crust at a divergent boundary. Lab sea floor spreading pice hall dover high school read bedroom ideas dark floor new title seafloor spreading questions q pearson seafloor spreading worksheets sea floor spreading pg 23 29 sea floor spreading edhelper images e993 com.

The oldest sections should be the sections on both sides furthest from the middle 4. The strips of paper represent oceanic crust or seafloor. The ocean floor worksheet answer key. This is a mid ocean ridge.

This creates new ocean crust. Molten rock pushes up from the asthenosphere and pushes the plates apart at the mid ocean ridge.