Earth: An Introduction to Physical Geology (12th Edition)

Published by Pearson
ISBN 10: 0134074254
ISBN 13: 978-0-13407-425-2

Chapter 22 - Section 22.4 - Precambrian History: The Formation of Earth’s Continents - Concept Checks - Page 680: 5

Answer

Seafloor spreading rates are related to sea-level changes through the process of plate tectonics. When seafloor spreading rates are high, new oceanic crust is generated at mid-ocean ridges at a faster pace. As a result, the volume of oceanic crust increases, leading to a higher capacity to store water. This can result in higher sea levels. Conversely, when seafloor spreading rates are slow, less new oceanic crust is produced, and sea levels may decrease due to the storage of water in continental ice sheets or changes in ocean volume. These fluctuations in sea levels due to plate tectonics occur over geological time scales and have significant impacts on Earth's climate and the distribution of water across the planet.

Work Step by Step

Refer to the above answer.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.