Obsidian is characterized by its ________ texture
A) course-grained
B) fine-grained
C) vesicular
D) glassy
Answer: D
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What type of marine scientist studies the Earth's ocean, continents, and climate?
a. Physical oceanographer b. Marine climatologist c. Chemical oceanographer d. Marine geologist
Which of the following will increase given an increase in pressure?
A) mass B) density C) volume D) none of the above
In the midlatitudes, in both hemispheres, warm currents flow past the ________ coasts of continents.
A. south B. north C. west D. east E. It depends on the continent.
Hinduism's caste system
A) assigns everyone to a distinct class. B) decrees the pilgrimages which should be taken. C) is a substitute for the lack of a holy book. D) identifies a family's important deities. E) is the basis for seasonal celebrations.