Environmental Science
Scientists are able to determine the air temperature in the thermosphere by:

Observing changes in satellite orbits
Using temperature probes in orbiting satellites
Using radiosondes
Direct measurements in manned, high-altitude balloons

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Environmental Science
Which one is true?

commensalism when none of the interacting populations affect each other
commensalism when the interaction is useful to both the populations
symbiosis when neither population affects each other
symbiosis when the interaction is useful to both the populations

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Environmental Science
Assuming that the night will remain clear, calm, and unsaturated, the predicted minimum temperature is 32oF. Suddenly the wind speed increases and remains gusty throughout the night. The minimum temperature will most likely be:

About the same as predicted but will occur earlier in the night
Higher than predicted due to the release of latent heat
Much lower than predicted due to radiational cooling
Higher than predicted due to mixing

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