The following 20 question quiz asks multiple choice questions based on basic synoptic meteorology An answer key is provided at the bottom of this webpage. 1. A large scale region of homogeneous air at the earth's surface is a(n): a. Front b. Air mass c. Cyclone d. Shortwave 2. A boundary between distinct synoptic scale air masses is term a(n): a. Front b. Inversion c. Cyclone d. Trough 3. These are cold core lows that form in the mid-latitudes due to synoptic scale temperature gradients: a. Hurricanes b. Ridges c. Polar highs d. Mid-latitude cyclones 4. Rising air on the synoptic scale can occur due to either: a. Low level cold air advection or upper level convergence b. Low level cold air advection or upper level divergence c. Low level warm air advection or upper level divergence d. Low level warm air advection or upper level convergence 5. A large scale region of clockwise spinning air that tends to bring a lack of precipitation is a(n): a. Cyclone b. Anticyclone c. Vort max d. Jet streak 6. The term for when less dense air flows over and lifts over more dense air on the synoptic scale is termed: a. Convective uplift b. CAPE release c. Cold air advection d. Isentropic lift 7. This is a dry and hot air mass that has a source region over arid and semi-arid locations: a. Continental tropical b. Maritime tropical c. Continental polar d. Maritime polar 8. All of following terms mean the same except: a. Upslope flow b. Orographic uplift c. Topographic uplift d. Katabatic wind 9. As unsaturated air rises, the relative humidity of the air: a. Increases b. Decreases 10. A balance between the Coriolis and Pressure Gradient Force is termed the __________ wind. This balance occurs most significantly aloft in the middle latitudes with a straight flowing wind. a. Gradient b. Cyclostrophic c. Geostrophic d. Ageostrophic 11. The percent that the air is saturated with respect to water vapor describes: a. Mixing ratio b. Relative humidity c. Dewpoint d. Absolute humidity 12. The growth of precipitation due to the vapor pressure being less over ice than over water in a mixture of ice crystals and supercooled water is termed: a. Collision-Coalescence process b. Bergeron Process c. Precipitation d. Warm growth process 13. The force that causes air to decrease in forward speed due to contact with the earth's surface is: a. Coriolis b. Gravity c. Pressure Gradient Force d. Friction 14. The seasons on earth are primarily caused by: a. Earth-sun distance changes b. The tilt of the earth c. Earth's rotation rate d. Changes in solar output from the sun 15. The length of a day on earth is caused by: a. Earth-sun distance changes b. The tilt of the earth c. Earth's rotation rate d. Changes in solar output from the sun 16. Aphelion and perihelion are caused by: a. Earth-sun distance changes b. The tilt of the earth c. Earth's rotation rate d. Changes in solar output from the sun 17. Low pressure systems spin ___________ in the Southern Hemisphere. a. Clockwise b. Counterclockwise 18. This is a violently rotating column of air being accessory to a thunderstorm that is in contact with the earth's surface: a. Hurricane b. Funnel c. Wall cloud d. Tornado 19. All of the following are names for blocking patterns except: a. Omega b. Rex c. Progressive d. Cut-off 20. This is a boundary that separates tropical continental air from tropical maritime air and is often found in the high plains region in Spring: a. Cold front b. Dry line c. Warm front d. Trough KEY 1. B 2. A 3. D 4. C 5. B 6. D 7. A 8. D 9. A 10. C 11. B 12. B 13. D 14. B 15. C 16. A 17. A 18. D 19. C 20. B |