What percent of a comet is water?
A) ten percent
B) thirty percent
C) fifty percent
D) eighty percent
Answer: D
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Which of the following describes a role that satellites cannot do?
A. They provide information about surface water temperatures. B. They provide information about the Earth-atmosphere energy balance. C. They monitor the percolation of water in soils. D. They monitor the amount of snow cover.
Which treaty officially created the European Union?
a. Maastricht Treaty b. Treaty of Rome c. Elbe Agreement d. EU Unification Treaty e. Common Market Treaty
The variations in the composition of magmas govern whether eruptions are peaceful or explosive.
Answer the following statement true (T) or false (F)
The ________ climate is located on the eastern sides of continents, in the 25- to 40-degree latitude range
A) humid continental B) marine west coast C) humid subtropical D) Mediterranean E) dry-summer subtropical