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Item WC016002: The humidity of air can increase and it can decrease.

As air moves from place to place, can the humidity of the air change?

  1. The humidity of the air can increase, or it can decrease.
  2. The humidity of the air can decrease, but it cannot increase.
  3. The humidity of the air can increase but it cannot decrease.
  4. The humidity of the air cannot change.
Distribution of responses
Answer Choice
Overall
Grades
Gender
Primary Language
 
n = 2488
6–8
n = 1624
9–12
n = 864
Male
n = 1179
Female
n = 1266
English
n = 2206
Other
n = 209
A. 53% 55% 51% 52% 54% 53% 55%
B. 12% 11% 14% 13% 12% 12% 18%
C. 22% 22% 24% 24% 21% 23% 16%
D. 12% 12% 11% 11% 12% 12% 11%