What part of the world ocean is considered an "oceanic desert"?
a. northern polar ocean
b. southern polar ocean
c. tropical coral reefs
d. tropical open ocean
e. temperate ocean
d
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The Commonwealth is primarily
A) an economic and cultural alliance of states once part of the British Empire. B) an organization of culturally homogenous nations that opposed the Warsaw Pact. C) organized to increase availability of mineral resources in perforated states that are NATO allies. D) a religious entity that sends missionaries to Africa from the United Kingdom. E) an association of countries that were once members of COMECON and the Warsaw Pact.
A seismic gap refers to an area that
A) is overdue for an earthquake, based on past earthquake frequency. B) has significant surface fracturing due to fault movement. C) has had tectonic plates separate, leaving large cracks in the surface. D) is lacking seismometers or other measuring devices.
Which of the following terms describes a phenomenon in the Atlantic Ocean that is similar to the Southern Oscillation?
A. Asian monsoon B. North Atlantic Oscillation C. Gulf Stream Oscillation D. Florida sea breeze convergence front
Which of the following is an example of numerical time?
A. The Silurian period occurred before the Devonian Period. B. The Silurian period began approximately 438 million years ago.