Earthquakes Theme Unit 03/25/2006 01:06 AM Earthquakes Theme Unit edHelper.com subscribers: Click Here to Build a New Printable Version of this Pre-Made Worksheet with Answers! Return to Earthquakes Theme Unit Not a subscriber? Sign up now for the subscriber materials! http://www.edhelper.com/themes/Earthquakes25.htm Page 1 of 4 Earthquakes Theme Unit 03/25/2006 01:06 AM Name _____________________________ Date ___________________ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 http://www.edhelper.com/themes/Earthquakes25.htm Page 2 of 4 Earthquakes Theme Unit Down 1. a break in Earth's crust along which sections of rocks slide past each other 3. A device that records earthquake waves. This helps to calculate the time, strength, and duration of earthquakes. 4. the science that studies earthquakes and their causes 5. A series of large waves that is caused by an underwater earthquake or volcanic eruption. These waves can travel as fast as 950 km per hour! 6. waves generated by an earthquake that travel through Earth or along its surface (2 words) 7. a Greek prefix meaning "earthquake" 9. a numerical scale used to measure the magnitude or energy release of an earthquake (2 words) 11. the size of a seismic wave generated by an earthquake 12. the point underground where the movement of an earthquake first takes place 15. one of about 30 giant sections of the Earth's lithosphere http://www.edhelper.com/themes/Earthquakes25.htm 03/25/2006 01:06 AM Across 2. an earthquake which follows a larger earthquake and originates at or near the focus of the larger earthquake 4. a recording produced by a seismograph. 6. scientists who specialize in the study of earthquakes and seismic activities 8. the layer of Earth, under the crust, in which plate movement is generated 10. These are the second waves to strike in an earthquake and can travel through solids, but these waves cannot travel through liquids. (2 words) 13. the innermost layer of Earth 14. the solid, outermost layer of Earth 16. a scale that measures the damage caused by an earthquake at different locations (2 words) 17. These are the first waves to strike in an earthquake and can travel through both solids and liquids. (2 words) 18. 80% of all major earthquakes in the world happen here (4 words) Page 3 of 4 Earthquakes Theme Unit 03/25/2006 01:06 AM Answer Key 1 F 2 A F T E R U 4 T 14 C R W S M G S O M M P O C F U S A V 18 T C K S M O G R A M 5 O L O G I 7 S T T S U R I N R I S A L A C M M I O P H O I L C G H T I W Y T A R U V S A V E H E 16 D P I M S 17 E I 12 O E 11 L H S O W T S I S S N E E 10 A S E 6 M S E L 8 3 M S E http://www.edhelper.com/themes/Earthquakes25.htm E R C 9 13 A L C L O I R S S R I N G O F F I R E C 15 A P L A A L T E E E Page 4 of 4
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