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LUNA

LUNA. 1. 1/400,000 (ie) 1/5 of Sol’s brightness if the sky was full of moons. 2. 7% albedo (fraction of light that reflects off of body). 3. Light reflected off of Earth onto the dark part of Luna. 4. 5. I “ wax ” growing hair on my lip. 6. Waxing = growing, waning = shrinking.

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LUNA

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  1. LUNA

  2. 1.1/400,000 (ie)1/5 of Sol’s brightness if the sky was full of moons.

  3. 2.7% albedo(fraction of light that reflects off of body)

  4. 3.Light reflected off of Earth onto the dark part of Luna.

  5. 4.5.

  6. I “wax” growinghair on my lip.

  7. 6.Waxing = growing,waning = shrinking

  8. 7.Where light meets dark.

  9. 8.Sidereal month = 27.3 days,synodic month = 29.5 days

  10. 9.Luna rises 50 minutes later each day.

  11. 10.One rotation each month (orbit).

  12. 11.239,000 miles

  13. 12.2,160 miles

  14. 13.ellipse

  15. 14.1,000 miles into Earth

  16. 15.Alignment of Sol, Luna, and Earth

  17. Solar: 8/21/17 When is the next eclipse? Lunar: 12/21/11 (only a partial for North America)

  18. 16.Solar = Luna’s shadow on Earth.Lunar = Earth’s shadow on Luna.

  19. 17.167 mile maximum

  20. 18.7.5 minutes

  21. 19.2,000 miles on each side of totality.

  22. 20.1/2 degree

  23. Why don’t wesee eclipses every month?

  24. 21.5 degrees

  25. 23.Luna is near apogee.

  26. 24.Bright spots around the new moon.

  27. 25.Sunlight sneaking through lunar valleys.

  28. They look likethe pearls I wore to the ball.

  29. 26.Luna blocks Jupiter, Saturn blocks a star, etc.

  30. 27.Mercury crosses Sol, Io crosses Jupiter, etc.

  31. 28.Evaporated away.

  32. 29.Evaporated away too.

  33. 30.None

  34. Water and wind cause erosion.

  35. 31.373 to 100 Kor100 to -173 *C

  36. 32.No general magnetic field.

  37. 33.1959 Anno Domini by USSR

  38. 34.1966 AD by USSR

  39. 35.Six visits from 1969 through 1972.

  40. Dear Mom, Wish you were here. Love, Neil

  41. 36.Large, flat areas that look relatively dark from Earth.

  42. 37.About 30,000.

  43. 38.Up to 150 miles.

  44. 39.Meteor impact.

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