Lahars carry volcanic material, making them different from mudflows of clay

a. True
b. False



ANSWER: True

Environmental & Atmospheric Sciences

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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

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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

Environmental & Atmospheric Sciences

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.

Environmental & Atmospheric Sciences

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

Environmental & Atmospheric Sciences