Unit 3: Introduction to the Sun, Earth, and Moon System

The relative sizes of the sun, Earth, and moon: http://www.youtube.com/watch?v=wjQJMeq7_Pk&feature=related

Sun, Earth, Moon Lyrics & Song:

http://www.educationalrap.com/song/sun-earth-moon.html

Video Lesson: Sun, Earth, Moon System:

http://www.youtube.com/watch?v=FjCKwkJfg6Y

Post New Year's in Space:

http://www.youtube.com/user/NASAtelevision?blend=1&ob=5#p/a/78497CC5D72AF984/1/5HhvfKRCbQ8