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World Geography lesson 15

Teacher: Susan O'Mahoney
Across
Flattest region of ocean
Transfer of heat by movement of heated particles
Tear in earth's crust
Portion of seafloor from ridge to continental margin
Alliance formed by Germany, Italy and Japan during WWII
Giant destructive waves created by undersea earthquakes
continuous underwater mountain
Crustal debris deposited by wind, water or ice
Sound navigation ranging
Down
Interaction of earth's plates
Not yet a proven theory
Point on earth's surface directly above the center of an earthquake
Movement of ocean floor beneath continental crust
The scale used to measure severity of earthquakes
Alliance formed by US, Great Britain, and France during WWII