Air pollutants can take the form of A) gasses. B) ...

[HudsonKB16]

Air pollutants can take the form of
 
  A) gasses.
  B) particulates.
  C) liquids.
  D) all the above

Question 2

The K-index
 
  A) uses only three weather variables.
  B) is primarily used to predict severe weather.
  C) uses dew point values at three different pressure levels.
  D) gives negative values to situations with the highest potential for thunderstorms.

[fwbard]

Answer to Question 1

Answer: D

Answer to Question 2

Answer: C