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GEOLOGY FINAL EXAM
final
7
Science
Undergraduate 1
12/12/2011
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Term
angle of repose:
 Definition
the maximum slope angle that loose unconsolidated material (regolith) can have
Term
fine sand angle of repose:
 Definition
35 degrees
Term
coarse sand angle of repose
 Definition
40 degrees
Term
angular pebbles angle of repose:
 Definition
45 degrees
Term
surface tension:
 Definition
a cohesive force that water has, and acts like a molecular glue holding grains together
Term
angle of repose is controlled by:
 Definition
1. water content
2. size of particles
Term
Phylum Mollusca Examples:
 Definition
clam, squid, snail
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