Which type of ore deposit originated before there was free oxygen in the atmosphere?
a. banded iron formation
b. manganese nodules
c. colcanogenic copper
d. gold placer deposits
e. bauxite
A
Environmental & Atmospheric Sciences
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Erosion of many limestone buildings, fountains, and sculptures is being caused largely by ____
A) acid rain B) ozone C) vibrations caused by automobile traffic D) urban heat island
Environmental & Atmospheric Sciences
The development of a resort at the site of an old quarry near Lake Michigan is an example of ________ land use
Fill in the blank(s) with correct word
Environmental & Atmospheric Sciences
The polymer Teflon contains what sorts of bonds?
A) C-C and C-H bonds B) C-C and C-F bonds C) C=C and C-F bonds D) C=C and C-H bonds
Environmental & Atmospheric Sciences
For La Conchita, California, what type of slope failure occurred?
A. creep B. rock avalanche C. rock fall D. debris flow E. earth flow
Environmental & Atmospheric Sciences