The process by which natural vegetation at a particular location develops in a sequence of stages involving different plant communities is known as:
a. evolution.
b. regression.
c. natural selection.
d. succession.
D
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Which of the following types of fronts is represented by alternating lines of blue and red on a surface weather map?
A. cold front B. warm front C. stationary front D. occluded front
Metamorphism is most common along ____________________ plate boundaries. Fill in the blank(s) with the appropriate word(s)
Where is most carbon stored in the geosphere?
A. Soils B. Limestone deposits C. Fossil fuel deposits
If you determine the number of days in a year with solar time and sidereal time how would they vary?
A) A year measured in sidereal time would be about one day longer than a year based on solar time. B) A year measured in sidereal time would be about one day shorter than a year based on solar time. C) A year measured in sidereal time would be about 15 minutes different than a solar day, so the difference only accumulates over time. D) They wouldn't; a year is always about 365 1/4 days, and the 1/4 day is taken up with leap years.