منابع مشابه
SLAC - PUB - 2662 January 1981
Many people are experienced in measuring radiation dose from photons and electrons. These two forms of radiation involve similar measurements since it is secondary electrons produced by the photons which actuallv deliver the dose. The electron is a light charged particle. Relatively fewer people have experience in measuring neutron dose. The neutron is a heavy uncharged particle. It has nearly ...
متن کاملDraft of January 17 , 2011
Suppose that Sam's job is to pump the water used by several farms in the community. One day, Sam hears that local officials suspect a beneficial new chemical from a nearby factory has found its way into the reservoir. So, Sam continues to pump the water, believing it will help the crops. Sure enough, the crops started thriving. However, now imagine that officials were actually completely wrong ...
متن کاملThe Magnitude 6.7 Northridge, California, Earthquake of 17 January 1994
Your use of the JSTOR archive indicates your acceptance of JSTOR's Terms and Conditions of Use, available at http://www.jstor.org/page/info/about/policies/terms.jsp. JSTOR's Terms and Conditions of Use provides, in part, that unless you have obtained prior permission, you may not download an entire issue of a journal or multiple copies of articles, and you may use content in the JSTOR archive o...
متن کاملThe magnitude 6.7 northridge, california, earthquake of 17 january 1994.
The most costly American earthquake since 1906 struck Los Angeles on 17 January 1994. The magnitude 6.7 Northridge earthquake resulted from more than 3 meters of reverse slip on a 15-kilometer-long south-dipping thrust fault that raised the Santa Susana mountains by as much as 70 centimeters. The fault appears to be truncated by the fault that broke in the 1971 San Fernando earthquake at a dept...
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ژورنال
عنوان ژورنال: American Anthropologist
سال: 1981
ISSN: 0002-7294,1548-1433
DOI: 10.1525/aa.1981.83.2.02a00160