Lahars carry volcanic material, making them different from mudflows of clay
a. True
b. False
ANSWER: True
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Igneous rocks that most likely have a two-stage intrusive-extrusive origin have a(n) ____ texture
A)aphanitic B)porphyritic C)glassy D)phaneritic E)pyroclastic
This individual won the Nobel Peace Prize in 1970 for work on the Green Revolution
A) Ester Boserup B) Henry Ford II C) John D. Rockefeller D) Normal Borlaug E) Andrew Carnegie
Which of the following aquifers require a low permeability zone above it or below it?
A. artesian aquifer B. confined aquifer C. perched aquifer D. All of these
Water's viscosity is a ________ to planktonic organism and a ________ to nektonic organisms
A) help; help B) help; hindrance C) hindrance; help D) hindrance; hindrance E) Water's viscosity has no impact on both planktonic and nektonic organisms.