In the U.S., what percentage of a households expenditures are spent on services?

A) 10%
B) 25%
C) 40%
D) 50%
E) 75%


D

Environmental & Atmospheric Sciences

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What patterns that tides exhibit?

a. Semidiurnal tidal pattern b. Diurnal tidal pattern c. Mixed tidal pattern d. All of the above e. Both a and b

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The production of dew is mainly the result of ____

A) conduction B) radiational cooling C) cooling due to the release of latent heat D) advection

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Chemical analyses of calcite composing the fossil microscopic shells of some marine plankton serve as proxy records of:

A) sea level. B) ocean temperature. C) glacial ice volume. D) both B and C.

Environmental & Atmospheric Sciences

Normal Borlaug, who passed away in 2009, pioneered the development of ________

A) high-yield wheat B) GM crops C) IPM D) monoculture farming E) organic agriculture

Environmental & Atmospheric Sciences