1) What type of stress if found at a transform boundary? a) Stress b) Tension c) Compression d) Shear 2) Which waves travel the slowest? a) P-waves b) S-waves c) surface waves d) water waves 3) Around which ocean do 90% of earthquakes occur? a) Pacific b) Atlantic c) Indian d) Southern 4) What are seismic waves? a) Tidal waves b) The energy that released by an earthquake c) Ocean waves that build and cause a tsunami d) Instruments used to measure shock waves 5) How does the Mercalli scale measure earthquakes? a) Examines movement beneath the sea b) Measures motion of earthquakes deep underground c) It examines the effects on buildings and people d) Counts the number of buildings that have collapsed 6) Which waves are compression waves a) p-waves b) s-waves c) surface waves d) water waves 7) Which wave cannot travel through liquids? a) p-waves b) s-waves c) surface waves d) energy waves 8) Select which wave or waves are body waves? a) p-waves & s-waves b) s-waves only c) s-waves & surface waves d) p-waves only 9) An earthquake that measures 8.0 on the Richter scale has ________ more energy than an earthquake that measures 7.0 on the Richter scale. a) 10 b) 25 c) 33 d) 50 10) The spot on earth's surface directly above an earthquake. a) focus b) seismograph c) epicenter d) magnitude-moment
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Earthquakes Grade 6
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