1. Earth and it’s Moon

2. How did it form?  The Giant Impact Theory

3. The Earth and its Moon  Earth revolves around sun Moon revolves around Earth  Only known natural satellite

4. Isn’t it strange…. how the moon doesn’t change….but parts seem to be missing at times  Picture courtesy of nasaimages.gov

5. Motions of the Moon  The Moon rotates on its axis Rotation – to spin Revolution – a body orbiting around another body  Same side of moon always faces Earth because of this (near side)  Class Demonstration

6. Sides of Moon  Near Side What we see (always!) Mostly facing Earth because of rotation and revolution around Earth is the same! One Revolution = One Rotation!  Far Side Dark side that we don’t see here on Earth. Hence the term “The dark side of the moon” Picture courtesy of pictinas.com

7. Three Surface Features  Craters – depressions or dips on moon’s surface Caused by metorites, asteroids, comets  Maria – latin for ‘seas’. Dry, hardened lava  Highlands – higher elevation land on surface of moon

8. Phases of the Moon  Moon phases – changing appearances of the moon as seen from Earth New moon – lighted half of moon facing away from Earth Full moon – all the moon’s surface facing Earth is lit up

9. Phases of the Moon  Waxing Phase After the new moon  Waxing crescent/gibbous  First quarter  Waning Phase After the full moon  Waning gibbous/crescent  Third quarter

11. Review Video  Navigate to the website below and use the username: waukee4 and password aea11 when prompted.  Space School - The Moon Review Video Space School - The Moon Review Video

12. Your Responsibilities Today:  Finish/Correct Lunar Cycle Graphic Org.  Complete Moon Phase Lab Submit to the tray when finished  Be proactive in your education today, monitor yourself so that you maximize your learning & productivity  If all caught up Read pages 430-436 Answer questions 1-7  (Be complete in your answers)

13. Moon Websites  http://tycho.usno.navy.mil/vphase.html http://tycho.usno.navy.mil/vphase.html  http://en.wikipedia.org/wiki/File:Lunar_libration_with_phase_Oct_200 7_450px.gif http://en.wikipedia.org/wiki/File:Lunar_libration_with_phase_Oct_200 7_450px.gif  http://player.discoveryeducation.com/index.cfm?guidAssetID=93e4c8f d-caae-4026-b9e2- 71c664d4b3bf&productCode=DSC&CFID=9682636&CFTOKEN=949251 86 http://player.discoveryeducation.com/index.cfm?guidAssetID=93e4c8f d-caae-4026-b9e2- 71c664d4b3bf&productCode=DSC&CFID=9682636&CFTOKEN=949251 86  http://player.discoveryeducation.com/index.cfm?guidAssetID=11538c4 e-29ad-4b21-8c0c- dd731e424e1a&productCode=DSC&CFID=9682636&CFTOKEN=949251 86 http://player.discoveryeducation.com/index.cfm?guidAssetID=11538c4 e-29ad-4b21-8c0c- dd731e424e1a&productCode=DSC&CFID=9682636&CFTOKEN=949251 86