Lava flows constitute the most severe type of hazard at which of the following volcanoes?
a. Mount St. Helens
b. Kilauea
c. Mt. Pinatubo
d. Mt. Pelée
b
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Groundwater provides the second to the largest reservoir of fresh water available to humans, since the surface water in rivers is the largest reservoir of fresh water.
a. true b. false
Intraplate volcanism is also called Hot Spot, which is mainly consisting of mafic magma in ocean crust and felsic magma in continental crust.
a. true b. false
The European "Age of Discovery" began with ________
A) Christopher Columbus' discovery of the "New World" B) Ferdinand Magellan's circumnavigation of the globe C) Phoenician exploration of the Mediterranean D) Polynesian colonization of Pacific Islands E) Viking voyages to North America
Which of the following is an example of a negative feedback loop?
A. Grass begins to grow on a recently plowed field. B. Locusts begin to swarm, and when they encounter other non-swarming locusts, they too being to swarm. C. A small island is home to both wolves and deer. When the deer have high numbers, the wolves have plenty of prey to feed pups and their numbers increase. When the deer are heavily predated upon, the deer numbers decrease causing some of the wolves to starve. D. A person is driving and is cut off by another driver, this causes the person to become angry and they begin to drive more aggressively, cutting off other drivers.