Jeopardy

1. Jeopardy Choose a category. You will be given the answer. You must give the correct question. Click to begin.

2. Choose a point value. Choose a point value. Click here for Final Jeopardy

3. ESRT 1 ESRT 2 Air Pressure Air Masses Part 2 Responses 10 Point 10 Point 10 Point 10 Point 10 Point 20 Points 20 Points 20 Points 20 Points 20 Points 30 Points 30 Points 30 Points 30 Points 30 Points 40 Points 40 Points 40 Points 40 Points 40 Points 50 Points 50 Points 50 Points 50 Points 50 Points

4. What is the dewpoint when the dry-bulb temperature is 8°C and the wet-bulb temperature is 6°C?

5. 3°C

6. Which ocean current warms the climate of northwestern Europe?

7. North Atlantic Current

8. Most of the air in the lower troposphere at the equatorial low-pressure belt is: A. Warm, moist, and rising B. Warm, dry, and rising C. Cool, moist, and sinking D. Cool, dry, and sinking

9. A.

10. What is the dewpoint when the air temperature is 26°C and the relative humidity is 77%?

11. 22°C

12. At which position should the measurements from a rain gauge be recorded?

13. D

14. In which planetary wind belt do most storms move toward the northeast? A. 30⁰N to 60⁰N B. 0⁰ to 30⁰N C. 0⁰ to 30⁰S D. 30⁰S to 60⁰S

15. A.

16. What is the dewpoint if the relative humidity is 100% and the air temperature is 20°C?

17. 20°C

18. An air mass classified as cT usually forms over which type of Earth surface?

19. Warm land

20. On a cold winter day, the air temperature is 2°C and the wet-bulb temperature is –1°C. What is the relative humidity at this location?

21. 51%

22. Convert -8°F to Celsius

23. -22°C

24. The direction of movement of the major surface ocean currents is most affected by Earth’s… A. Tilted axis B. Prevailing winds C. Rate of revolution D. Tidal action

25. Prevailing Winds

26. Which weather variable generally decreases when wind speed is increasing, clouds are thickening and visibility drops?

27. Air Pressure

28. Which weather information shown at station B was measured with an anemometer and weather vane? A. B. 34 C. D. 138

29. A

30. What are the dewpoint and wind direction shown on the station model below?

31. 72°F and wind from the southeast

32. On the board…correctly draw a station model using the following information? Dewpoint: 48°F Air pressure: 998.3 mb Wind: from the southeast Wind speed: 10 knots

33. 983 48

34. Jet stream winds over the United States generally move from _______ to _________.

35. West to East

36. Which atmospheric conditions describe the air mass that is influencing weather conditions at location C?

37. Warm and moist

38. What is the difference in the air temperature and humidity between a cP and mT air mass? • A. The cP air mass is warmer and less humid • B. The cP air mass is colder and more humid • The mT air mass is warmer and more humid • The mT air mass is colder and less humid

39. C

40. Which cross section below best represents the conditions that cause early winter lake-effect snowstorms in New York State? A C B D

41. A

42. Which geographic region is the most common source region for the mT air masses that move into New York State?

43. Gulf of Mexico

44. What was the most likely dewpoint at this location and why? A. 70⁰F B. 61⁰F C. 47⁰F D. 32⁰F

45. 61 ⁰ F…because the dewpoint and air pressure need to be close together in order for precipitation to be occurring.

46. Explain why Chicago has the lowest relative humidity.

47. Because the difference between the dewpoint and air temperature is the greatest.

48. Why are clouds forming at location 2?

49. Because the air is expanding and cooling to reach the dew point.

50. At which location would thunderstorms most likely be occurring?