Student World Atlas (Maailma atlas)
May 22,1927 Xining, China . . . . . . . . . . . . . . . . . . B.3
area 111 th e rocks beneath th e surface o f th e Earth , but some, like th e San AndreasFault
Dec. 25, 1932 Gansu Province, China 7.6
in Califo rrua, ca n be seen o n th e surface. See pages 58-59 to learn m or e a bo ut fa ults .
March 2, 1933 off northeast coast of Honshu, Japan .. 8.9
T he Richter Scale meas u res th e ene rgy of an earthq uake. T his measu rem ent IS
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