1. Earth-Moon System Class Notes 2013

2. Students will be able to describe the major characteristics of the Moon.  I. Major Characteristics of the Moon  ¼ of the Earth’s Diameter (~7,500 miles *.27 = 2025 mi.)  1% of the Mass of Earth  1/6 the Gravity of the Earth  240,000 miles away from Earth (~380,000 km.)  It takes the Moon about 27.3 days to Revolve (orbit the Earth)  It takes the Moon the same amount of time to Rotate one-time; due to the fact that the Near Side of the Moon always faces Earth.

3. Objective: Students will be able to draw and label a diagram illustrating the phases of the Moon  Phase – The appearance of the moon based on the amount of light visible from Earth.

4. Objective: Students will be able to explain why lunar and solar eclipses occur and in which phase the moon is in during each.  Vocabulary:  Eclipse  Umbra  Penumbra

5. Lunar Eclipse

6. Solar Eclipse

7. Objective: Students will be able to describe why a Solar and Lunar eclipse do not happen every month.

8. Earth and Moon Orbital Planes

9. Homework: Using the Eclipse Link at the NASA website, research when the next Solar or Lunar Eclipse will occur in North America. http://eclipse.gsfc.nasa.gov/eclipse.html http://eclipse.gsfc.nasa.gov/eclipse.html

10. Useful Websites:  http://astronomyonline.org/SolarSystem/LunarEclipse.asp http://astronomyonline.org/SolarSystem/LunarEclipse.asp  http://eclipse.gsfc.nasa.gov/eclipse.html Eclipses Website! http://eclipse.gsfc.nasa.gov/eclipse.html

11. Apogee and Perigee