Sea Floor Spreading Quizlet

In sea floor spreading the sea floor spreads apart along both sides of a mid ocean ridge as new crust is added.

Sea floor spreading quizlet.

At the north and south poles. The questions in this online quiz will test you on some facts about sea floor spreading. A 3 inches b 30 meters c 30 inches d 3 cm e 30 cm. What is the process of sea floor spreading.

The process of sea floor spreading. Some points you ll be tested on include tectonic plates and how sea floor spreading occurs. The sequence of sea floor spreading is 1. The formation of the new crust is due to the rising of the molten material magma from the mantle by convection current.

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. Start studying sea floor spreading. Magma from the asthenosphere fills cracks in the ocean crust along mid ocean ridges. The mid ocean ridge is the region where new oceanic crust is created.

In sea floor spreading molten material rises from the mantle and erupts. Seafloor spreading theory that oceanic crust forms along submarine mountain zones and spreads out laterally away from them. Click again to see term 1 21. Sea floor spreading occurs when the sea floor spreads apart along divergent boundries and forms the mid ocean ridge.

Magma cools to form new ocean floor. The rate of seafloor spreading is approximately every 10 years. The oceanic crust is composed of rocks that move away from the ridge as new crust is being formed. 3 ocean floor moves away from the ridge 4.

Learn vocabulary terms and more with flashcards games and other study tools. Along the edges of all the continents. As a result the ocean floors move like conveyor belts carrying the continents along with them. As a result the ocean floors move like conveyor belts carrying the continents along with them.

Ocean floor eventually settles back into the mantle at the subduction zone. Click card to see definition in sea floor spreading the sea floor spreads apart along both sides of a mid ocean ridge as new crust is added.