Educational197012 min640×360Subtitles

How level is sea level?

Shelton, John S, Encyclopaedia Britannica Educational Corporation

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About

In collaboration with John S. Shelton

A discussion of sea level, what it is, how it is determined and factors that influence sea level at various locations on the earth

Summary

Illustrates the constant changes created by waves and tides, and provides data for the investigation of the question, how level is sea level. Points out that mean sea level is not the same for all the oceans.

Archive
Internet Archive, in Educational films
Licence or status
The Internet Archive states none for this item.
Credit
Shelton, John S, Encyclopaedia Britannica Educational Corporation
Language
English
Subtitles
English
Who can watch
The archive gives no rating. Invisible Network shows it to Kids profiles and older, judged from its collection and subjects. How films are placed