Why is the 500-mb level chart important for forecasting?
A) It demonstrates cloud cover.
B) It helps determine surface temperatures.
C) It helps determine the appropriate rate of adiabatic cooling.
D) The winds at the 500-mb level determine the direction of movement for weather systems.
Question 2
Which one of the following is NOT a primary pollutant?
A) sulfur dioxide B) ozone C) carbon monoxide D) nitrogen dioxide