Which represents the largest igneous eruptions on Earth?
A) Flood basalts
B) Rhyolite ash columns
C) Curtains of fire
A) Flood basalts
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Trolls, elves, giants, gods of war and goddesses of beauty are associated with
A) Norse mythology and historic belief systems of Scandinavia. B) cargo cults and ritualistic practices on the Melanesian Islands. C) ritualistic practices of established churches of the United Kingdom. D) the sports-based cults of rural North America. E) Roman Catholic practices abolished after the Protestant Reformation.
Rising segments of convection cells may be present beneath:
a. mid-oceanic ridges b. continental mountain ranges c. shields d. oceanic trenches
A wave base is ____
a. the level of a wave trough b. the level of a wave crest c. one half the wavelength d. twice the wave period
After an economic recession in the 1980s, the city of ________ renewed itself as a sustainable city
A) Port Au Prince, Haiti B) Oslo, Norway C) Los Angeles, California D) Malmo, Sweden E) Toronto, Canada