Exhaled breath from your mouth can condense when:
A)it is very cold.
B)it is very warm and humid.
C)the addition of water vapor from your breath causes the air's relative humidity to exceed 100%.
D)all of the above

Question

Quizplus · Accepted Answer

Exhaled breath contains water vapor, which can condense into visible droplets when it meets colder air (A), in warm and humid conditions where the air cannot hold additional moisture (B), or when the breath's moisture increases the relative humidity beyond saturation point (C).

Exhaled Breath from Your Mouth Can Condense When