What happens to snowflakes as they become progressively buried within glaciers?
A) They become less dense because of large amounts of trapped air.
B) They begin to melt as they are insulated from the cold air.
C) They become interlocking crystals of ice.
D) They can become brighter white because of trapped air.
E) All of these are correct.
C) They become interlocking crystals of ice.
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A(n) ____________________ is a species whose roles have a large effect on the types and abundance of other species in an ecosystem.
Fill in the blank(s) with the appropriate word(s).
A prog is a chart that interprets the current state of the atmosphere
a. true b. false
________ assume(s) that the weather occurring upstream will persist and move on to affect the area in its path
A) Trend forecasting B) Nowcasting C) Persistence forecasts D) The analog method
Xerophytes are plants that have a difficult time existing in arid environments.
a. true b. false