Which of the following best matches the description?Process of breaking up large particles by chemical reactions.

A. soil texture
B. loam
C. contour farming
D. humus
E. soil structure
F. parent material
G. friable
H. leaching
I. soil profile
J. windbreak
K. lithosphere
L. mechanical weathering
M. chemical weathering
N. weathering
O. terrace
P. horizon
Q. asthenosphere


Answer: M

Environmental & Atmospheric Sciences

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A fault zone that is known for a lot of big and small earthquakes goes suddenly quiet for 10 years. This quiet period in an otherwise active fault zone is called a seismic gap

Explain why seismic gaps are pretty good indicators that an area may soon have a moderate or large earthquake. (Hint: Think of strain in rocks.)

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Using this diagram of the hydrologic cycle, identify three locations where the hydrologic sphere is interacting with one of the other three spheres. Match the correct labels to the correct spaces for those processes

A) Atmospheric & Geologic Spheres B) Hydrologic & Geologic Spheres C) Hydrologic & Atmospheric Spheres 1) Next to the Evaporation arrow 2) Next to the Precipitation arrow 3) Next to the Runoff arrow

Environmental & Atmospheric Sciences

The location of the world's major forest biomes is in areas where the climate

A) is relatively dry and is bordered by desert biomes. B) provides sufficient rainfall to produce a canopy with at least 10% cover. C) is severely impacted by drought or severe winters. D) is in coastal areas that have hot, tropical environments.

Environmental & Atmospheric Sciences

Marine algae are found in which sequence from sea surface to deeper water?

A. red, green, brown B. brown, green, red C. red, brown, green D. green, brown, red E. green, red, brown

Environmental & Atmospheric Sciences