Liquid metal at the base of the outer core moves upward due to ________ convection
A) thermal
B) chemical
C) brittle
D) elastic
Answer: B
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Describe the location and typical characteristics of the four major landform regions of Europe.
What will be an ideal response?
The pull factor that was a significant factor for African Americans to move south to north in the early to mid-twentieth century was
A) inexpensive housing. B) equality under the law. C) education opportunities. D) factory jobs with higher wages. E) inexpensive agriculture land.
If you were on an oceanographic cruise from San Diego toward Hawaii and you sampled benthic organisms at stations along the track, what distribution of benthic life would you find?
a) mostly the same amount all along the track b) low in numbers at first, but increasing over the ocean toward Hawaii c) high in numbers at first, but decreasing over the ocean toward Hawaii d) high in numbers at the beginning and varying throughout the journey e) variable with patches of high and low abundance here and there
The air mass with the highest actual water vapor content is
a. mT. b. cT. c. mP. d. cP. e. cA.