Earth and Space ....................................................................................................................................................................81–170

8.8C* ................................................................................................................................................................................117–120

59. Electromagnetic Waves in Space

60. Properties of Stars

8.8D* ................................................................................................................................................................................121–124

61. Why Use Light-Years?

62. Light-Year Model

8.8E .................................................................................................................................................................................125–126

63. Origin of the Universe

8.9A* ................................................................................................................................................................................127–132

64. Not So Historical Statements

65. Contribution of Scientists

66. Comparing Continental Drift and Plate Tectonics

8.9B** ..............................................................................................................................................................................133–142

67. Crustal Features

68. Identifying Plate Boundary Features

69. Diagramming Plate Boundaries

70. Earthquake Map

71. Predicting Future Movements

8.9C** ..............................................................................................................................................................................143–150

72. Hiker Topographic Map

73. Canyons

74. Isobar and Contour Lines

75. Satellite Views

**Readiness Standard; *Supporting Standard

Table of Contents