The rate of plate movement is only a few ________ per year so climate changes triggered by shifting plates happen on a scale of millions of years
A) centimeters
B) decimeters
C) feet
D) meters
E) millimeters
A
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What is the name of the acid which dissociates to give the nitrate ion, NO3-?
A) hydronitric acid B) nitric acid C) nitritic acid D) nitrous acid
Any easily identified fossil with a wide geographic distribution and short geologic range; useful
for determining relative ages of strata in different areas:a. guide fossil d. series b. trace fossil e. conformable c. system
Federal laws protect wetlands from being destroyed during development. Builders are required to replace any wetlands they propose to fill in with another equivalent (or better) wetland elsewhere. Suppose a developer fills in a wetland upstream from where you live and relocates it out of the local drainage basin. What would happen to runoff in the stream near your house?
A. Runoff would not change B. Runoff would increase C. Runoff would decrease
In the Köppen classification, the letter ______ is used to designate year-round precipitation
a. f b. w c. s d. y