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Moon Orbits the Earth

Moon Orbits the Earth

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Moon Orbits the Earth

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Presentation Transcript

  1. Moon Orbits the Earth

  2. Lunar Phases

  3. The Moon from Earth

  4. Moon’s Rotation Matches Orbit • Sidereal rotation period is the same as the sidereal orbital period: 27.3 days • Moon shows the same “face” to the Earth • Caused by Earth’s tidal force on the Moon

  5. The Cause of Eclipses: Shadows

  6. Lunar Eclipses

  7. Solar Eclipses

  8. Lunar Orbit and the Ecliptic

  9. Lunar Eclipse Occurs by Node

  10. Solar Eclipse Occurs by Node

  11. Total Solar Eclipses

  12. Retrograde Motion

  13. Parallax