March 1, 2017

Homework Help: Earth Science

Posted by Anonymous on Monday, March 8, 2010 at 7:40pm.

Judging from the sizes of the before-and-after craters atop Mount St. Helens (Figs. 4.8 and 4.9 of the Lab book), which volcanic event appears to have been the more explosive, the last one before 1980, or that which occurred in 1980

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