microseism

Example Sentences

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In the case of microseisms, both signals are faint but P waves have been more straightforward to study.

From BBC • Aug. 26, 2016

Weather-triggered waves in the fabric of our planet, known as "microseisms", happen whenever a storm at sea crashes waves together and those collisions send energy booming into the ocean floor.

From BBC • Aug. 26, 2016

Seismologists have suspected for years that microseisms might be started by vio lent storms, which generally reduce atmospheric pressure, and so take a load off the earth, which then expands slightly under the storm centers.

From Time Magazine Archive

They found that by choosing a galvanometer with the proper relationship between coil and spring, they could mechanically "tune" their system to register only long earthquake waves and filter out shorter microseisms.

From Time Magazine Archive

They found that minute earthquakes, or microseisms, as the Italians call them, are occurring constantly.

From Under the Maples by Burroughs, John