The relatively young mountains along the western margins of North and South American plates are referred to as the
A) Cordilleran system.
B) Eurasian-Himalayan system.
C) Alleghany orogeny.
D) Sierra Nevadan orogeny.
Question 2
Which of the following shows the general sequency of an orogeny?
A) thickening of crust through accretion or magma intrusionupliftweat hering and/or erosion
B) upliftthickening of crust through accretion or magma intrusionweathering and/or erosion
C) weathering and/or erosionupliftthicke ning of crust through accretion or magma intrusion
D) thickening of crust through accretion or magma intrusionweathering and/or erosionuplift
Gecarcinus quadratus, a land crab from Central and South America
Developmental steps in the maturation of Tasmanian devil young. The diagonal lines indicate the amou
The 1993 “Rain Machine”over the North-Central U.S
The Western Front, 1918
Western basin edges are dominated by warm poleward-directed currents (for example, Gulf Stream), ...
Western boundary currents form where gyres are confined by continents