Basalt is material that ____
a. ?forms most of the material of continental plates
b. ?is created when rhyolite is subjected to high temperatures
c. ?is created when serpentine reacts with seawater
d. ?comes from the mantle relatively unchanged
e. ?is created only at places where an oceanic plate subducts into the mantle
ANSWER: d
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A) remains stationary. B) moves downslope. C) moves upslope. D) may move downslope or upslope.
Radon gas is produced by radioactive decay of the element ________
Fill in the blank(s) with correct word
The temperature in the environment increases at a rate of 11 degrees Celsius per kilometer. This environment
A) is absolutely stable. B) is absolutely unstable. C) has a neutral stability. D) cannot be assessed for stability without more information. E) is conditionally unstable.
A cartel is an agreement among producers that seeks to artificially increase prices by arbitrarily raising them
Indicate whether the statement is true or false