1. What is the answer to… These fun and exciting vocabulary terms from Science Unit B????

2. Layer of air that surrounds earth

3. Atmosphere

4. The weight of particles of air pressing down on the Earth’s surface

5. Air Pressure:

6. Layer of the atmosphere closest to the Earth

7. Troposphere :

8. Second layer of the atmosphere; contains ozone

9. Stratosphere

10. The condition of the atmosphere at any moment

11. Weather

12. Measure of the amount of water in the air

13. Humidity

14. Any form of water that falls from the clouds such as rain, sleet, snow or hail

15. Precipitation

16. Process by which a liquid changes into a gas:

17. Evaporation

18. Process by which a gas changes into a liquid:

19. Condensation

20. The cycle in which Earth’s water moves through the environment:

21. Water Cycle

22. Process by which plants give off water through their stomata:

23. Transpiration

24. Winds dependant upon local changes in temperature:

25. Local Winds

26. Global winds that blow constantly from the same direction:

27. Prevailing Winds

28. Huge body of air which has the same general properties as the land or water over which it forms:

29. Air Mass

30. The border where two air masses meet:

31. Front

32. Very strong storm with a lot of rain, thunder, lightning and sometimes hail:

33. Thunderstorm

34. Large spiraling storm system with winds that exceed 119 km/hr:

35. Hurricane

36. Stage of hurricane development when the winds of a tropical depression reach a constant speed of 63 km/hr (39 mph):

37. Tropical Storm

38. An intense windstorm that often forms within a severe thunderstorm:

39. Tornado

40. Prediction of what the weather will be like in the future:

41. Forecast

42. Arrangement of symbols and numbers that show the weather conditions recorded at a weather station:

43. Station Model

44. Map that includes station model symbols and information about fronts and about centers of high pressure and low pressure:

45. Surface Map

46. Balloon released into the atmosphere that carries a package of instruments to record data about temperature, air pressure, and humidity:

47. Weather Balloon

48. Map that shows data about recent weather conditions across a large area:

49. Weather Map

50. Average of all weather conditions through all seasons over a period of time:

51. Climate:

52. Climate of a very small area:

53. Microclimate

54. Short-term climate change that occurs every 2-10 years:

55. El Nino

56. Process by which the Earth’s atmosphere absorbs heat from the sun:

57. Greenhouse Effect

58. Rise in Earth’s average temperature due to an increase in carbon dioxide:

59. Global Warming

60. To travel in a closed path around an object:

61. Revolve

62. Path one body in space takes as it revolves around another body, such as Earth as it revolves around the sun:

63. Orbit

64. The spinning of Earth or any object on its axis:

65. Rotate

66. Imaginary line that passes through Earth’s center and its North and South poles:

67. Axis

68. Passing of one object through the shadow of another object:

69. Eclipse

70. Instrument that magnifies distant objects, or makes them appear larger:

71. Telescope

72. A natural body, like the moon, or an artificial that orbits another object:

73. Satellite

74. A robot vehicle used to explore deep space:

75. Space Probe

76. Visible surface of the sun:

77. Photosphere

78. The sun’s atmosphere:

79. Corona

80. Dark (cooler) area on the photosphere of the sun:

81. Sunspot

82. Brief burst of energy from the sun’s photosphere:

83. Solar Flare

84. Fast-moving stream of particles thrown into space by a solar flare:

85. Solar Wind

86. Group of objects in space that move around a central star:

87. Solar System

88. Large object that moves around a star:

89. Planet

90. Small rocky objects that move around the sun:

91. Asteroids

92. Small mass of dust that orbits the sun in a long, oval-shaped path:

93. Comet

94. Law that states that all objects in the universe are attracted to all other objects :

95. Law of Universal Gravitation