Which rock is described below? "This first-formed metamorphic rock preferentially splits along planes of parallel microscopic micas."
A) slate
B) phyllite
C) schist
D) gneiss
Answer: A
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What causes most of the differences in winds in comparison to normal surface wind directions?
a. Geographical distribution of landmasses b. The different responses of land and ocean to solar heating c. Chaotic flow d. All of these choices
The factor that relates to receipt of the direct rays of the sun in mountain areas is referred to as the _________________ aspect
Fill in the blank(s) with correct word
What arrives at Earth at a constant amount of about 1372 watts per square meter?
A. kinetic energy B. insolation C. longwave radiation D. ultraviolet light E. solar wind
Keeling's reports from Mauna Loa demonstrated ________
A) that as distances from cities decreased, CO2 concentrations increased B) an increase in tropospheric CO2 from the 1950s to present C) the presence of El Niño D) that sediments deposited on the seafloor can yield clues about past climates E) that CO2 levels have been stable over the last 40 years