In which of these countries/places is soil erosion not a concern?
A. Greenland
B. United States
C. Canada
D. Australia
Answer: A
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Earth can be visualized as a giant machine driven by which of the following engines?
A. regional and local B. surficial and heat C. buried and exposed D. expanding and condensing E. solar and internal
The region of a cloud where only ice particles exist is called
a. iced. b. coated. c. graupled. d. nucleated. e. glaciated.
The surface of Earth is usually divided into four categories of landforms: plains, mountains, hills, and ________
A) volcanoes B) islands C) plateaus D) river valleys
In regard to ocean salinity, temperature, and density:
A. high evaporation in subtropical waters decreases salinity and increases density B. ice formation in polar zones decreases salinity and density C. ice formation in polar zones increases salinity and density D. heavy tropical rainfall increases salinity and decreases density