Unit 1 Study Guide

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Camboy
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233110
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Unit 1 Study Guide
Updated:
2014-04-28 09:56:33
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Study guide for unit 1
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  1. Darkening of one heavenly body by another.
    eclipse
  2. Curved phase between new and quarter moon.
    crescent
  3. Of the moon
    lunar
  4. Phase when the moon is between the sun and the earth.
    new moon
  5. Darkening of the moon by the shadow of the earth.
    lunar eclipse
  6. Bowl-shaped hole on the surface of the moon.
    crater
  7. Darkening of the sun when the moon covers only a portion of it.
    partial solar eclipse
  8. Phase between quarter and full moon.
    gibbous
  9. Darkening of the sun when the moon covers all but a ring of it.
    annular solar eclipse
  10. Phase showing the entire face of the moon.
    full moon
  11. One of the shapes in the monthly cycle of the moon.
    phase
  12. Lights in the northern sky caused by glowing gases.
    aurora borealis
  13. Element first discovered on the sun.
    helium
  14. Darkening of the entire sun by the moon.
    total solar eclipse
  15. Half-circle phase of the moon.
    quarter
  16. Rise or fall of the ocean surface because of the moon's gravity.
    tide
  17. Dark area on the sun caused by a storm.
    sunspot
  18. Star that changes in brightness.
    variable star
  19. Steam of particles coming from the sun.
    solar wind
  20. Line extending out from a crater.
    ray
  21. seaSmooth, dark area on the surface of the moon.
    sea
  22. Transfer of light and heat energy directly through space.
    radiation
  23. Of the sun.
    solar
  24. Sun and all the heavenly bodies in orbit around it.
    solar system
  25. Any darkening fo the sun by the moon.
    solar eclipse
  26. Heavenly body in orbit around the planet.
    satellite
  27. The diameter of the sun is ___ times the diameter of the earth.
    109
  28. The earth is the right distance from the sun so that water can be in the ______ form.
    liquid
  29. Twenty-five percent of the sun is helium; most of the other 75 percent is _______.
    hydrogen
  30. The earth is kept in its orbit by the _____ of the sun.
    gravity
  31. The number of sunspots increases and decreases in a cycle of about ____ years.
    11
  32. During a ______ eclipse, observers can see proof that the earth is round.
    lunar
  33. During a total _____ eclipse, observers see glowing gases stream out from the sun.
    solar
  34. Scientists discovered ______ on the sun by studying the light from the sun.
    helium
  35. The earth's one satellite s called the ____.
    moon
  36. There are _____ days in one complete cycle of the phases of the moon.
    29.5
  37. Six hours after a high tide there will be a _____ tide.
    low
  38. A lunar eclipse can occur only during the ____ phase of the moon.
    full moon
  39. The moon is not suited for life because it has no ______ or _____.
    air, water
  40. The earth's diameter is more than 3.5 times the diameter of the  ____.
    moon
  41. In a solar eclipse, the black disk that covers the sun is the _____.
    moon
  42. There is no eclipse at new moon if the moon's shadow _____ the earth.
    misses
  43. If the sun were a variable star....
    the earth would be too hot and then too cold for life.
  44. God formed the earth "to be inhabited." What does not help make the earth inhabitable?
    The earth is 93 million miles from the sun.
  45. The many things that re just right for life to exist on earth are a result of.....
    the wisdom of God who planned it that way.
  46. How does the sun produce energy?
    Particles of hydrogen and helium gas produce heat by friction.
  47. The way the aurora borealis is produced shows how God can....
    turn what would be harmful to life into something beautiful.
  48. Give the moon's phases in the right order.
    first quarter, first gibbous, full moon, last gibbous
  49. You should never look through a telescope to see....
    sunspots
  50. During the total part of a lunar eclipse, the moon is not completely dark because....
    the moon receives sunlight passing through the earth's atmosphere.
  51. The fact that eclipses can be predicted many years ahead show that....
    the world was created with order.
  52. To scientists, a total solar eclipse is of more interest than an annular eclipse because...
    streams of glowing gases are visible during a total eclipse.
  53. Compared to the sun, the moon looks....
    about the same size

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