Rift zones where a volcano spreads in different wedge-shaped sections are characteristic of ____
a. ?cinder cones
b. ?stratovolcanoes
c. ?resurgent caldera
d. ?shield volcanoes
e. ?lava domes
ANSWER: d
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Divergence in the polar jet stream draws warm surface air upward
a. true b. false
List the three stages of stream development, and explain what happens in each along with the associated changes to the surrounding topography
Under U.S. immigration policies
A) refugees receive special priority over economic migrants. B) economic migrants are expedited across borders to ensure their skills contribute quickly to the economy. C) refugees and economic migrants are treated the same. D) economic migrants are allowed only if they don't send remittances. E) economic migrants are allowed only if they can prove there were no jobs available in their country of origin.
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