What factor might have limited photosynthesis in Biosphere 2?
What will be an ideal response?
CO2
Environmental & Atmospheric Sciences
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Air masses
A) all originate from the same place. B) require one to three months to form. C) vary substantially in important characteristics on the horizontal dimension. D) often have large vertical temperature gradients.
Environmental & Atmospheric Sciences
In terms of the process of formation, which one of the following optical phenomena is unlike the other three?
A) halo B) solar pillar C) mirage D) sun dog
Environmental & Atmospheric Sciences
Which answer best describes the conditions on Earth when it first formed?
A. solid, oceans B. molten, no oceans C. solid, no oceans D. molten, oceans
Environmental & Atmospheric Sciences
Which is the smallest object in the following list?
a. Earth b. Jupiter c. Neptune d. Mercury
Environmental & Atmospheric Sciences