The name given to the northern supercontinent was
a. Laurasia. d. Gondwana.
b. Laurentia. e. northern Pangaea.
c. Baltica
A
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What theory explains the formation of a differentiated Earth consisting of layers?
A)Darwin's theory B)plate tectonic theory C)Einstein's Theory of Relativity D)homogeneous accretion theory E)Big Bang
Piles of rock, debris and earth that pile up at the base of steep slopes are called
A) rockpile. B) debris jumble. C) earth mound. D) talus.
This diagram features a
A. anticyclone, southern hemisphere. B. anticyclone, northern hemisphere. C. cyclone, southern hemisphere. D. cyclone, northern hemisphere.
Glaciers
A. are most likely to flow during the winter, as snow and ice accumulate on top. B. are stationary features that "grow" because of the addition of snow and ice to their down slope edge. C. flow plastically down gradient, either down the slope of the land surface or in the direction of thicker ice to thinner ice. D. depend upon lubrication from glacial flour for smooth, steady, down gradient movement.