Island arc systems now on the Tibet plateau record subduction prior to the collision of India with Eurasia. Geologists would map these pre-collisional arc rocks as ________

A) rift zones B) hot spot tracks
C) terranes D) pre-collisional transform zones


C

Environmental & Atmospheric Sciences

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The U.S. has one of the lowest percentages of its population directly engaged in farming at ________ percent

A) 2 B) 5 C) 8 D) 10 E) 14

Environmental & Atmospheric Sciences

Which of the following statements is true?

A) Earthquakes are more widespread than volcanoes or high mountains. B) High mountains are more widespread than volcanoes or earthquakes. C) Volcanoes are more widespread than earthquakes or high mountains.

Environmental & Atmospheric Sciences

When rock is broken and disintegrated without dissolving, the process in operation is

A) physical weathering. B) chemical weathering. C) hydrolysis. D) carbonation.

Environmental & Atmospheric Sciences

Of the three types of plate boundary interactions shown in Figure 19.3, characterize the following plate boundaries:

a) On the ocean floor south of Alaska: b) Indian Ocean between the Antarctic and Indo-Australian plates: c) Beneath the Red Sea: d) Along the west coast of Central America: e) Through Iceland: f) Along the northeast coast of the Persian Gulf: g) In California between the Juan de Fuca plate and the North American plate:

Environmental & Atmospheric Sciences