1. _____ The lifting condensation level is the level at which, if an air parcel is forced to lift to it, it will keep going. 0 1000 2000 3000 05101520253035 Temperature (°C) Height above the ground (m) level of free convection Dew point lifting condensation level F If you were marked wrong for marking this one “F,” please turn back your quiz to me after class so that you can get a point for it.

2. _____ Which force is what sets the air in motion, causing the wind to blow? a. pressure gradient force b. Coriolis force c. Centripetal force d. friction a _____ A ______________________ is a wind that is formed when there is a balance between the pressure gradient force and the Coriolis force. a. gradient wind b. geostrophic wind c. ageostrophic wind d. sea breeze b

3. _____ Which of the following cannot possibly be a mesoscale weather feature? a. a thunderstorm b. a tornado c. a sea breeze d. a low pressure system d

4. _____ Which of the following does not measure wind (speed and/or direction)? a. an anemometer b. a barometer c. a rawinsonde or radiosonde d. an aerovane surface wind speed air pressure vertical profiles of wind speed & direction surface wind speed & direction _____ Which of the following winds blows uphill? a. a chinook b. a mountain breeze c. a valley breeze d. a katabatic breeze downhill uphill b c _____ A cup anemometer measures wind direction. F

5. _____ Which of the following circulations in the diagrams below occurs at night? ocean land L H a. HL ocean land H L b. HL

6. _____ Which of the following circulations in the diagrams below occurs at night? landocean WARMCOOL DAY

7. _____ Which of the following circulations in the diagrams below occurs at night? landocean HL LH DAY sea breeze

8. _____ Which of the following circulations in the diagrams below occurs at night? landocean COOLWARM NIGHT

9. _____ Which of the following circulations in the diagrams below occurs at night? landocean NIGHT LH LH land breeze

10. _____ Which of the following circulations in the diagrams below occurs at night? ocean land L H a. HL ocean land H L b. HL b _____ During the afternoon, you will most likely experience an onshore wind at an oceanside beach. T

11. _____ The speed of the wind at locations a and b on the isobaric chart are most likely a. much faster than a geostrophic wind. b. a little faster than a geostrophic wind. c. the same as that of a geostrophic wind. d. a little slower than a geostrophic wind. b a d

12. _____ A temperature inversion is an extremely unstable situation. 0 1000 2000 3000 05101520253035 Environmental lapse rate = 4°C/km Temperature (°C) Height above the ground (m) Dry adiabatic lapse rate Moist adiabatic lapse rate Absolutely stable

13. _____ A temperature inversion is an extremely unstable situation. Absolutely stable 0 1000 2000 3000 05101520253035 Temperature (°C) Height above the ground (m) warming aloft cooling near-sfc. and/or

14. _____ A temperature inversion is an extremely unstable situation. Absolutely stable 0 1000 2000 3000 05101520253035 Temperature (°C) Height above the ground (m) warming aloft cooling near-sfc. and/or F

15. _____ Cloud droplets are much smaller than the average raindrop. T Fig. 5-15, p.121

16. _____ Surface winds are cross-isobaric, blowing towards lower pressure. Fig. 6-19a, p.159 Geostrophic wind T

17. _____ In clouds that are mixed with supercooled liquid droplets and ice crystals, the ice crystals tend to grow, because there are more water vapor molecules surrounding the ice crystals than around the liquid droplets. Fig. 5-20, p.125 F Fig. 4-5, p.81

18. _____ The Coriolis force is greatest at the Equator. Fig. 6-14, p.153 F The Coriolis force is strongest when the wind speed is ________ at ________ latitudes.high low high

19. In a stable atmosphere, one would expect to see __________________ clouds. stratiform cumuliform stratiform