Which of the following best matches the description?A thin flowing layer of the earth just below the outer mantle.
A. chemical weathering
B. horizon
C. parent material
D. humus
E. windbreak
F. terrace
G. asthenosphere
H. mechanical weathering
I. loam
J. soil structure
K. soil texture
L. leaching
M. weathering
N. lithosphere
O. soil profile
P. friable
Q. contour farming
Answer: G
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All other factors being equal, a slope facing away from the Sun will tend to have
A) faster soil formation than the slope in direct sunlight, primarily because chemical weathering processes will be accelerated. B) faster soil formation than the slope in direct sunlight, primarily because physical weathering processes will be accelerated. C) slower soil formation than the slope in direct sunlight, primarily because chemical weathering processes will be slower. D) slower soil formation than the slope in direct sunlight, primarily because physical weathering processes will be slower.
What distinguishes science from other forms of human inquiry? What will be an ideal response?
Malaria, schistosomiasis, and filariasis are most common in
A) North America. B) Australia and New Zealand. C) countries located near the equator. D) countries that are located nearest the poles.
Describe the three mechanisms of heterotrophy. Where on Earth might you expect to find one or the other of these three pathways to dominate?
What will be an ideal response?