The document provides information about the Earth and Moon, including their shapes, lunar phases, Apollo missions, and other space exploration topics. It contains definitions, matching questions and answers about the Earth and Moon that could be used for a quiz or game. Clicking on links would allow the user to begin exploring or playing.

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3. Earth Moon
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Earth 2 Moon 2
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Exploring

4. The Earth’s shape

5. sphere

6. The way Aristotle
observed the
Earth is a sphere

7. observing Earth’s
curved shadow
during Lunar
eclipse

8. The two ways
sailors observed
Earth’s spherical
shape

9. watching
approaching ships
on horizon and
the night sky

10. Generates the
Earth’s magnetic
field

11. material in Earth’s
core and rotation
of Earth

12. The day when the
Sun reaches its
greatest distance
north or south of
Equator

13. solstice

14. Means that more of
the illuminated half
of the Moon can be
seen each night

15. waxing

16. Occurs when all of
the Moon’s surface
facing Earth
reflects light

17. full moon

18. The first landing in
the lunar
mountains

19. Apollo 14

20. First wheeled-
vehicle excursions
on the Moon

21. Apollo 15

22. First mission to
orbit the Moon

23. Apollo 8

24. Russian space
probe returned
first pictures of the
Moon’s far side

25. Luna 3

26. Neil Armstrong
stepped foot on the
Moon during this
mission.

27. Apollo 11

28. This lunar orbiter
mapped the lunar
surface and
collected data on
rocks.

29. Clementine

30. The first geologist
visits on this last
crewed Moon
mission

31. Apollo 17

32. The landing on the
lunar mountains

33. Apollo 14

34. In 1966, made a
perfect soft landing
on the Moon

35. Surveyor 1

36. Using data from this
probe, scientists
prepared maps
showing location of
ice at poles.

37. Lunar Prospector

38. It’s goal was to
conduct a two-
month survey of
the Moon’s surface

39. Clementine

40. Longest and final
mission to the Moon

41. Apollo 17

42. First scientific
experiments set up
on the Moon

43. Apollo 12

44. Earth’s orbit is
an___

45. ellipse

46. Earth’s yearly orbit
around the Sun

47. revolution

48. Occurs when the
Sun is directly
above Earth’s
equator

49. an equinox

50. December 21 or 22

51. winter solstice

52. March 20 or 21

53. Spring equinox

54. When you see less
of the Moon’s
illuminated half
each night

55. waning

56. When the moon
moves directly
between the Sun
and Earth

57. solar eclipse

58. When Earth’s
shadow falls on the
Moon

59. lunar eclipse

60. Explosion caused
mission to abort

61. Apollo 13

62. The darkest portion
of the Moon’s shadow

63. umbra

64. Make your wager

65. The dark, flat
regions of the Earth

66. maria