The following 20 question quiz asks multiple choice questions based on the information covered at the links of the following webpage:

An answer key is provided at the bottom of this webpage.

1. For every 10 C the Celsius temperature changes, the Fahrenheit temperature changes by:
a. 5 F
b. 9 F
c. 18 F
d. 29 F

2. 50 knots is equal to:
a. 43.5 miles per hour
b. 50 miles per hour
c. 5 miles per hour
d. 57.5 miles per hour

3. 100 miles per hour is equal to:
a. 161 kilometers per hour
b. 115 kilometers per hour
c. 87 kilometers per hour
d. 62 kilometers per hour

4. When it is 12 Z in New York City, NY it is also 12 Z in Los Angeles, CA.
a. True
b. False

5. Central Standard Time occurs in:
a. The cooler half of the year
b. The warmer half of the year

6. It turns the next day in the United States before it turns the next day in Europe.
a. True
b. False

7. This is a line of equal sea level atmospheric pressure change over a given time:
a. Isobar
b. Height change
c. Isotach
d. Isallobar

8. A map is showing contours of temperature, dewpoint and height. The contours on the map include:
a. Isobars, isotachs and isodrosotherms
b. Isotherms, isodrosotherms and isohypse
c. Isotherms, isohyets, and isobars
d. Isohypse, isallobars and isotherms

9. A thickness line is the vertical distance between two:
a. Isobars
b. Isohypse
c. Isotherms
d. Isodops

10. In meteorology, wind direction is expressed as the direction the wind is ____________.
a. Going toward
b. Coming from

11. Which of the following statements does not have an error?:
a. The height is 990 millibars
b. The surface pressure is 3,000 geopotential meters
c. The dewpoint depression is negative 7
d. The height change is 40 meters

12. A wind from 135 degrees is a ____________ wind.
a. Northeast
b. Northwest
c. Southeast
d. Southwest

13. This is the equation used to calculate thickness between two pressure surfaces:
a. Hypsometric
b. Hydrostatic
c. Poisson's
d. Clausius-Clapeyron

14. This equation relates pressure, density and temperature.
a. Hypsometric
b. Newton's second law of motion
c. Poisson's
d. Ideal gas law

15. When latent heat is absorbed, the surrounding environment:
a. Warms
b. Cools

16. These are both warm core lows:
a. Anticyclone, hurricane
b. Midlatitude cyclone, thermal heat low
c. Hurricane, thermal heat low
d. Nor-easter, mid-latitude cyclone

17. A sign that a cold core low is maturing and can undergo further intensification is when it tilts toward the cold air with height.
a. True
b. False

18. These two air masses are similar but this one is the coldest and driest:
a. Continental Polar
b. Continental Arctic

19. All the following terms mean Planetary Boundary Layer except:
a. Friction layer
b. Surface wind layer
c. Boundary layer
d. Free atmosphere

20. When winds are light, the Planetary Boundary Layer will:
a. Expand
b. Contract


1. C
2. D
3. A
4. A
5. A
6. B
7. D
8. B
9. B
10. B
11. D
12. C
13. A
14. D
15. B
16. C
17. A
18. B
19. D
20. B