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** Understanding Weather Phenomena: Water Cycle and Air Masses**

Learn about the fascinating world of water vapor, clouds, and air masses. Explore evaporation, humidity, clouds, precipitation, and fronts. Enhance your knowledge of weather science!

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** Understanding Weather Phenomena: Water Cycle and Air Masses**

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  1. Water Vapor in the air Clouds Water falling from the sky Air Masses Fronts 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500

  2. The changing of liquid water to gas (water vapor) is called:_______________

  3. evaporation

  4. The amount of water vapor in the air is called its ___________.

  5. humidity

  6. Cold air can hold ________ water vapor than warm air.A. moreB. less C. the same amount of

  7. B. less

  8. Definition: The amount of material something can hold.

  9. capacity

  10. The amount of water vapor the air is holding compared to the amount it can hold is called the: ___________ humidity.

  11. relative humidity

  12. Clouds are made of __________ .

  13. Water droplets and / or ice crystals

  14. Clouds that form near the ground are called ___ .

  15. fog

  16. Large, anvil shaped thunder clouds are called _________ .

  17. cumulonimbus

  18. Thin feathery clouds made of ice crystals are called: __________ clouds.

  19. cirrus

  20. The process of water vapor sticking together to form drops is called: __________ .

  21. condensation

  22. Water that falls back to Earth is called ___________ .

  23. precipitation

  24. Precipitation that is lumps of ice is called: ____ .

  25. hail

  26. Ice crystals that fall to the ground are called: _____ .

  27. snow

  28. Precipitation can be liquid or _______ .

  29. solid

  30. What is sleet and how does it form?

  31. Rain that freezes as it falls through cold air near the Earth.

  32. Polar air masses are _____ air.

  33. cold

  34. Tropical air masses are ____ air.

  35. warm

  36. Continental means the air mass forms over ____ .

  37. land

  38. Maritime means the air mass forms over the ______ .

  39. oceans

  40. Name the four types of air masses.

  41. Maritime polar, maritime tropical, continental polar, continental tropical

  42. What is a front?

  43. Boundary between air masses

  44. Fronts bring ________ in weather.

  45. changes

  46. Cold fronts push ______ warm air.

  47. under

  48. Name the four types of fronts.

  49. Cold, warm, stationary and occluded.

  50. _______ fronts bring very little change in weather.

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