The vast epeiric sea of the Middle Ordovician was ____
A)very deep
B)uniformly warm
C)very cold
D)lifeless
E)super-oxygenated
B
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Evaporation is a cooling process, and condensation is
A. a cooling process also. B. a warming process. C. neither a warming nor cooling process.
Carbonate sedimentary rocks that contain the solid fragments of the tests, shells or bones of organisms are called:
a) hyaloclastic b) calciclastic c) bioclastic d) siliciclastic e) pyroclastic
Confucianism originated during the ________ dynasty in China
A) Shang B) Ming C) Qin D) Zhou
The rotational energy of the blades of a wind turbine ________
A) generates as much greenhouse gases as burning natural gas B) drives a generator inside the nacelle compartment to produce electricity C) is used to generate hydrogen from water D) will not occur unless electricity is provided to generate the motion E) is so expensive to produce that no commercial development has been possible