Unformatted text preview: d) is not very abundant e) none of the above 4) Folding is a type of brittle response rocks undergo when stress is applied . T/F 5) An index fossil must have a wide geographic range. T/F Short Essay (25pts each ) 6) Completely define and explain the difference between an angular unconformity, nonconformity and disconformity. 7) Explain three reasons geologists study fossils (value of fossils)....
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- Summer '09
- Geology, normal fault, Thrust fault, brittle response rocks