A clearinghouse is ________, and a geoportal is ________:
A. data-centric, service-centric
B. service-centric, data-centric
Answer: A
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A student is told to use 20.0 grams of sodium chloride to make an aqueous solution that has a concentration of 10.0 grams of sodium chloride per liter of solution. Assuming that 20.0 grams of sodium chloride has a volume of 7
5 milliliters, about how much water will she use in making this solution? A) 9.25 L B) 9.5 L C) 9.9925 L D) 10 L
The maximum in daytime surface temperature typically occurs _______ the earth receives its
most intense solar radiation. a. before b. after c. exactly when
The oblateness (flattening) of Earth occurs at the
A) prime meridian. B) International Date Line. C) equator. D) poles. E) subtropics.
Detrital sediments would predominate in all of the following environments except ________
A) river floodplain B) salt flat C) swamp D) delta