Surface processes of weathering and erosion tear the land down. What builds it up?
A) actions of plate tectonics
B) deposition
C) both a and b
D) none of the above
C
Environmental & Atmospheric Sciences
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What device bounces sound waves off the ocean bottom to study the depth and contours of the seafloor??
A) ?echo sounder B) ?satellite C) ?bathyscaphe D) ?submersible
Environmental & Atmospheric Sciences
Subsidence of organic sediments occurs by:
a. flooding and saturation b. compaction of the soils beneath the organic sediments c. compression of the materials by newly deposited sediments d. drainage and oxidation
Environmental & Atmospheric Sciences
Harry Hess proposed that the ________.
A. magnetic poles wander B. magnetic field reverses C. the core is liquid D. continents drift E. sea floor moves
Environmental & Atmospheric Sciences
According to Madison and Jefferson, the United States is a ___________ republic.
A. popular B. elective C. regulated D. democratic
Environmental & Atmospheric Sciences