Which field was the control group?
A) The west field was the control group.
B) The east field was the control group.
C) Both fields were controls for one another.
D) There were no controls in this experiment.
A
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The major factor determining whether the thermohaline currents flow near the surface or on the bottom of oceans is
A) pH. B) pollutants. C) Hadley cells. D) water temperature and density.
The biggest environmental challenge for the Chesapeake Bay is ________, which causes algae blooms
Fill in the blank(s) with correct word
Match the earthquake with the type of fault or plate boundary that generated it. (Note: Some choices may be used more than once.)
A) Transform boundary B) Convergent boundary C) Intraplate fault 1) Japan (2011) 2) Loma Prieta, California (1989) 3) New Madrid, Missouri (1811-1812) 4) Turkey (North Anatolian Fault, 1999) 5) Charleston, South Carolina (1886)
The seasonality of precipitation for the Humid Continental climate in North America can best be explained by
A. westerly migration of mid-latitude cyclones. B. monsoonal precipitation. C. the moist western side of the subtropical high. D. the moist eastern side of the subtropical high.