According to the fossil record on Earth, the earliest-known life-forms were primitive ________
A) bacteria
B) plants
C) shells
D) reptiles
A
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The specialization of peripheral countries in raw materials and foodstuffs, the decentralization of manufacturing to areas of low labor costs, and the emphasis of core regions on high-tech manufacturing and services describes
A) the digital divide. B) the international division of labor. C) comparative advantage. D) import substitution. E) initial advantage.
If the oil reserves under the ANWR were the only source of oil, how long would it last?
What will be an ideal response?
The R/V Sea Serpent is in the Gulf of Mexico sampling gag grouper populations when it encountered the feeder bands from a tropical storm
Assuming that the R/V Sea Serpent is in deep water, calculate the wave speed and the wavelength of the storm-generated waves. The wave period (T) is 2.5 seconds.
These plate boundaries are marked by shallow-focus earthquakes in a narrow zone for a single fault or in a broad zone for a group of parallel faults.
A. ocean-ocean convergence B. ocean-continent convergence C. divergent D. transform E. subduction