Quiz # 1 Chapters 1 and 2 - Kean University

(a) P waves are body waves and act by compressing and expanding rocks. (b) S waves are body waves and act on rocks in a shearing motion. (c) Surface waves arrive at a seismograph first because they are not impeded by rock. (d) The combining of both types of surface waves is responsible for most earthquake damage to rigid structures. 3. ................
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