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How can the arrival and progress of an earthquake be recognized on a seismogram?

A. by wavy lines of characteristic shapes

B. by gaps of characteristic shapes in a line

C. by a steadily rising line

D. by three intersecting circles

User Ventura
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1 Answer

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Hello!

The answer to your question is A.

By wavy lines of characteristic shapes

~Hope this Helps!~

User Boris Prohaska
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