4th Grade-Ch. 17 Lesson 2 What patterns can you see in the sky

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  • 1. Ch. 17 Lesson 2 What patterns can you see in the sky?
  • 2. Moon
    • orbit around Earth= ellipse
  • 3. Moon
    • revolution= 27.3 days
    • rotates on axis= 27.3 days
    YouTube video- NASA Moon Rotation
  • 4. The same side of the Moon is always facing Earth.
  • 5. phases
    • different shapes of moon you see from Earth
    • Moon does not produce own light- reflects sunlight
    • depends on how much of sunlit side of moon faces Earth
  • 6. Phases of the Moon animation
  • 7.  
  • 8. Phases of the Moon Activity- Using Oreos
    • Materials : four Oreo cookies, plastic knife, long blue construction paper
    • On a paper plate, make a chart showing New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Third Quarter, and Waning Crescent, using Oreos.
    • With your knives, scrap away the frosting to represent each phase.
    • Draw the phases in your notebook.
  • 9.  
  • 10. eclipse solar eclipse lunar eclipse object in space comes between sun & 3 rd object- casts shadow on that object
    • moon between Earth & sun
    • Moon casts shadow on Earth
    • Earth between moon & sun
    • Earth’s shadow
    • blocks sunlight from moon
  • 11. lunar eclipse partial lunar eclipse total lunar eclipse
  • 12. stars
    • hot balls of gases
    • 1 billion, trillion stars
  • 13. Sun
    • medium sized star
    • closest star to Earth
    • can’t see other stars during day
  • 14. constellation
    • star patterns
    • 88 constellations
  • 15. constellations
    • appear to rise in east & set in west b/c Earth rotates on its axis
  • 16. Orion This is Orion the hunter. You can see him in winter.
  • 17. NASA eClips-Our World-The Moon