MadSci Network: Earth Sciences
Query:

Re: the ocean has tidal movement do the earth land masses move too and how much

Date: Mon May 14 11:22:23 2001
Posted By: Eder Molina, Researcher PhD, Dept. of Geophysics, Institute of Astronomy and Geophysics - USP
Area of science: Earth Sciences
ID: 988581579.Es
Message:

The attraction of the Moon and Sun affects not only the oceans, but the
land, too. The maximum amplitude of this deformation is about 30 cm (1
feet). This occurs because the Earth is not perfectly rigid, so it can
deform in reaction to a force.

More information about this can be found at the sites
 http://www.bowdoin.edu/dept/physics/astro.1998/astro11/tides.html http://www.britannica.com/eb/article?eu=74299&hook=79450#79450.hook http://www.britannica.com/eb/article?eu=32271&tocid=0

Thanx to Dr. Wladimir Shukowsky, from IAG-USP (wladimir@iag.usp.br)
for discussing on this topic.

Best regards

Eder C. Molina
IAG-USP
Institute of Astronomy, Geophysics and Atmospheric Sciences
University of Sao Paulo - Brazil


Current Queue | Current Queue for Earth Sciences | Earth Sciences archives

Try the links in the MadSci Library for more information on Earth Sciences.



MadSci Home | Information | Search | Random Knowledge Generator | MadSci Archives | Mad Library | MAD Labs | MAD FAQs | Ask a ? | Join Us! | Help Support MadSci


MadSci Network, webadmin@www.madsci.org
© 1995-2001. All rights reserved.