| Caution:
For some CYU questions, more than one of the listed answer options
might be correct. For other CYU questions, none of the listed answer
options might be correct. We do this to encourage you to think
about the topic. Feel free to debate the answers with your peers (i.e., classmates) on the Canvas Discussion board, which is monitored by the TAs. |
Question:
Which statement is TRUE?
Answer Options:
(A) Mixing ratio is the ratio of water vapour in the air to the max amount of water vapour that could be held.
(B) Colder air can hold less water vapour at saturation than warmer air.
(C) If air is saturated, then 100% of the air molecules are water vapour.
(D) Unsaturated air contains less water vapour than the air could hold, at any given temperature.
(E) The main component of air is water vapour.