2. © Mark E. Damon - All Rights Reserved

3. Another Presentation © 2002 - All rights Reserved nygiantsbigblue@yahoo.com Content by Mark Place

4. © Mark E. Damon - All Rights Reserved Round 1

5. © Mark E. Damon - All Rights Reserved Station Models ESRT DP & RH Weather Relation- ships Moisture Winds Pressure $100 $200 $300 $400 $500 Scores

6. © Mark E. Damon - All Rights Reserved $100 29176 73 0.25 223/ How much precipitation did this location receive in the last 6 hours?

7. © Mark E. Damon - All Rights Reserved $100 0.25 inches Scores

8. © Mark E. Damon - All Rights Reserved $200 29176 73 0.25 223/ What is the temperature in Celsius?

9. © Mark E. Damon - All Rights Reserved $200 76°F = 24°C Scores

10. © Mark E. Damon - All Rights Reserved $300 29135 30 123/ * What is the current weather?

11. © Mark E. Damon - All Rights Reserved $300 * = snow Scores

12. © Mark E. Damon - All Rights Reserved $400 00376 73 0.25 223/ What is the barometric pressure?

13. © Mark E. Damon - All Rights Reserved $400 1000.3 mb [add a decimal between last 2 digits 00.3 then add a 9 or 10 in front answer must be between 950.0 and 1050.0] 1000.3 mb [add a decimal between last 2 digits 00.3 then add a 9 or 10 in front answer must be between 950.0 and 1050.0] Scores

14. © Mark E. Damon - All Rights Reserved $500 Scores 99676 73 0.25 223/ What was the barometric pressure three hours ago?

15. © Mark E. Damon - All Rights Reserved $500 Scores 997.3 mb The barometric pressure is 999.6 mb currently (996). The barometric trend was +2.3mb over the last three hours. Therefore, the barometric pressure has gone up. Three hours ago the air pressure was lower than it is now. Therefore, subtract the barometric trend from the pressure. 999.6 – 2.3 = 997.3

16. © Mark E. Damon - All Rights Reserved $100 The dew point and relative humidity when the dry-bulb is 24°C and the wet-bulb is 9°C.

17. © Mark E. Damon - All Rights Reserved $100 What is -18°C and 4%? [Find the difference first between the dry-bulb and the wet-bulb (24 – 9 = 15). Then go to column 15 on page 12 of the Earth Science Reference Tables and go down to the row for 24°C.] What is -18°C and 4%? [Find the difference first between the dry-bulb and the wet-bulb (24 – 9 = 15). Then go to column 15 on page 12 of the Earth Science Reference Tables and go down to the row for 24°C.] Scores

18. © Mark E. Damon - All Rights Reserved $200 The relative humidity when the air temperature is 18°C and the dewpoint is 9°C.

19. © Mark E. Damon - All Rights Reserved $200 What is 56%? [First go to the Dew Point Chart on page 12 of the Earth Science Reference Tables. Find the air temperature (dry-bulb) row for 18°C, then go across until you find the dewpoint temperature of 9°C (column 5). Stay in column 5 and move down to the Relative Humidity Chart. Go down to the dry-bulb temperature of 18°C and the relative humidity is 56%.] What is 56%? [First go to the Dew Point Chart on page 12 of the Earth Science Reference Tables. Find the air temperature (dry-bulb) row for 18°C, then go across until you find the dewpoint temperature of 9°C (column 5). Stay in column 5 and move down to the Relative Humidity Chart. Go down to the dry-bulb temperature of 18°C and the relative humidity is 56%.] Scores

20. © Mark E. Damon - All Rights Reserved $300 The wet-bulb temperature when the relative humidity is 100% and the dry-bulb is 40°C.

21. © Mark E. Damon - All Rights Reserved $300 What is 40°C? (If the RH = 100% the wet-bulb and dry-bulb are the same.) What is 40°C? (If the RH = 100% the wet-bulb and dry-bulb are the same.) Scores

22. © Mark E. Damon - All Rights Reserved

23. $400 This location has the greatest probability of precipitation.

24. © Mark E. Damon - All Rights Reserved $400 What is station 1? (the temperature and dew point are closest together) What is station 1? (the temperature and dew point are closest together) Scores

25. © Mark E. Damon - All Rights Reserved $500 The relationship between dew point and air pressure The relationship between dew point and air pressure

26. © Mark E. Damon - All Rights Reserved $500 What is indirect? (as the air becomes more moist (greater dew point), the air becomes less dense) What is indirect? (as the air becomes more moist (greater dew point), the air becomes less dense) Scores

27. © Mark E. Damon - All Rights Reserved $100 The relationship between temperature and the ability of the air to hold water The relationship between temperature and the ability of the air to hold water

28. © Mark E. Damon - All Rights Reserved $100 What is direct? (warm air can hold more water than cold air) What is direct? (warm air can hold more water than cold air) Scores

29. © Mark E. Damon - All Rights Reserved $200 The relationship between air pressure and air density The relationship between air pressure and air density

30. © Mark E. Damon - All Rights Reserved $200 What is direct? (more dense air has a greater pressure and sinks (high pressure, high density)) What is direct? (more dense air has a greater pressure and sinks (high pressure, high density)) Scores

31. © Mark E. Damon - All Rights Reserved $300 The relationship between altitude and air pressure The relationship between altitude and air pressure

32. © Mark E. Damon - All Rights Reserved $300 What is indirect? (as you increase your altitude (like going up on top of a mountain), the air pressure decreases) What is indirect? (as you increase your altitude (like going up on top of a mountain), the air pressure decreases) Scores

33. © Mark E. Damon - All Rights Reserved $400 The relationship between air pressure and temperature The relationship between air pressure and temperature

34. © Mark E. Damon - All Rights Reserved $400 What is indirect? (as the temperature increases, the air becomes less dense and therefore, a lower pressure) What is indirect? (as the temperature increases, the air becomes less dense and therefore, a lower pressure) Scores

35. © Mark E. Damon - All Rights Reserved $500 The relationship between relative humidity and temperature The relationship between relative humidity and temperature

36. © Mark E. Damon - All Rights Reserved $500 What is indirect? (as long as the actual amount of water in the air stays constant, the relative humidity will decrease as temperature increases) What is indirect? (as long as the actual amount of water in the air stays constant, the relative humidity will decrease as temperature increases) Scores

37. © Mark E. Damon - All Rights Reserved $100 The three factors that affect the rate of evaporation.

38. © Mark E. Damon - All Rights Reserved $100 What are temperature, surface area, and the amount of moisture already in the air? What are temperature, surface area, and the amount of moisture already in the air? Scores

39. © Mark E. Damon - All Rights Reserved $200 The instrument used to measure dew point and relative humidity.

40. © Mark E. Damon - All Rights Reserved $200 What is a psychrometer? Scores

41. © Mark E. Damon - All Rights Reserved $300 This natural process cleans the atmosphere.

42. © Mark E. Damon - All Rights Reserved $300 What is precipitation? Scores

43. © Mark E. Damon - All Rights Reserved $400 Evaporation is greatest at this time. Evaporation is greatest at this time.

44. © Mark E. Damon - All Rights Reserved $400 What is 1pm? (when the temperature is highest) What is 1pm? (when the temperature is highest) Scores

45. © Mark E. Damon - All Rights Reserved $500 In order for a cloud to form, warm air must ____ and cool to the ___. In order for a cloud to form, warm air must ____ and cool to the ___.

46. © Mark E. Damon - All Rights Reserved $500 What is rise and dewpoint? Scores

47. © Mark E. Damon - All Rights Reserved $100 The direction weather systems typically move in the United States.

48. © Mark E. Damon - All Rights Reserved $100 What is northeast? Scores

49. © Mark E. Damon - All Rights Reserved $200 This causes the winds.

50. © Mark E. Damon - All Rights Reserved $200 What are differences in air pressure? Scores

51. © Mark E. Damon - All Rights Reserved $300 The wind direction around (a high or low) The wind direction around (a high or low)

52. © Mark E. Damon - All Rights Reserved $300 What is a high? (winds are clockwise and away from the center) What is a high? (winds are clockwise and away from the center) Scores

53. © Mark E. Damon - All Rights Reserved $400 A high or low pressure.

54. © Mark E. Damon - All Rights Reserved $400 What is a low? (this is a hurricane (cyclone)---an area of intense low pressure) What is a low? (this is a hurricane (cyclone)---an area of intense low pressure) Scores

55. © Mark E. Damon - All Rights Reserved $500 The strongest winds are here.

56. © Mark E. Damon - All Rights Reserved $500 What is in the northwest? Scores

57. © Mark E. Damon - All Rights Reserved $100 Relationship between wind speed And height of waves Relationship between wind speed And height of waves

58. © Mark E. Damon - All Rights Reserved $100 What is direct? (when the winds blow faster, the waves get bigger) What is direct? (when the winds blow faster, the waves get bigger) Scores

59. © Mark E. Damon - All Rights Reserved $200 Air Rising or Sinking

60. © Mark E. Damon - All Rights Reserved $200 What is rising? (air always rises in a low pressure area) What is rising? (air always rises in a low pressure area) Scores

61. © Mark E. Damon - All Rights Reserved $300 Land or Sea Breeze?

62. © Mark E. Damon - All Rights Reserved $300 What is a land breeze? (The high would be located over the land (air sinking). Winds always blow from high to low (from land to sea in this picture). Winds are named for the direction from where they come.) What is a land breeze? (The high would be located over the land (air sinking). Winds always blow from high to low (from land to sea in this picture). Winds are named for the direction from where they come.) Scores

63. © Mark E. Damon - All Rights Reserved $400 1000.0 mb = ___ in Hg

64. © Mark E. Damon - All Rights Reserved $400 What is 29.53 in Hg? Scores

65. © Mark E. Damon - All Rights Reserved $500 At 30°N, the predominant pressure.

66. © Mark E. Damon - All Rights Reserved $500 What is a high? (Using page 14 of the Earth Science Reference Tables, you will see that at 30°N it is dry. Dry weather is associated with highs.) What is a high? (Using page 14 of the Earth Science Reference Tables, you will see that at 30°N it is dry. Dry weather is associated with highs.) Scores