What does the profile of a glacial valley look like?
A) V-shaped
B) U-shaped
C) irregularly eroded
D) broad bottomed with overhangs
Answer: B
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Which one of the following is not true of glaciers?
A) originate on land B) exist only in the Northern Hemisphere C) form from the recrystallization of snow D) show evidence of past or present flow
The __________ is moving southward, and the agrarian culture at the base of numerous West African countries is often plagued by drought and famine.
a. none of these b. manufacturing base c. Sahara Desert d. population of Bhutan e. climate
Rising magma forms volcanic arc if it is in ocean, and it forms island arc if it is on continental margin.
a. true b. false
Discuss the formation of the Andes Mountains in terms of plate tectonics. What will be an ideal response?