The temperature at which you would expect a cloud to become completely glaciated is
A) 0 C (32 F).
B) -5 C (23 F).
C) -18 C (0 F).
D) -40 C (-40 F).

Question

Quizplus · Accepted Answer

The temperature at which a cloud becomes completely glaciated is -40°F (-40°C) because this is the temperature at which water droplets freeze in the atmosphere. Option D is the only choice that includes this temperature, making it the correct answer. The other choices are all above freezing, so they are not low enough for complete glaciation of a cloud.

The Temperature at Which You Would Expect a Cloud to Become