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5 Written questions

5 Matching questions

  1. geocentric
  2. Spiral Galaxy?
  3. Circumpolar Constellations?
  4. Ellipitical Galaxy?
  5. Parallax?
  1. a earth is at the center of the revolving planets and stars. ( Ptolemy)
  2. b pinwheel shaped, large cluster of stars at the center
  3. c When constellations are visible all times of the year because they never go beneath the horizon.
  4. d looks like a flattened ball; little gas and dust between stars, contain old stars
  5. e Parallax is the apparent change in position of an object when you look at it from diffenrent angles.

5 Multiple choice questions

  1. Where the sky and the ground meet
  2. Explosion of a HIGH MASS star caused by greater energy and temperatures.
  3. About 200 billion stars
  4. Uses a mirror instead of an objective lens.
  5. The true brightness of a star if it were placed a standard distance away from Earth. The lower the number the brighter the star.

5 True/False questions

  1. Apparent Magnitude?The true brightness of a star if it were placed a standard distance away from Earth. The lower the number the brighter the star.

          

  2. light - Year?occurs when the star has used up all the energy and begins to cool further and condense

          

  3. Hertzsprung/Russell Diagrama graph in which star's temperature is plotted against its absolute magnitude. (brightness)

          

  4. Heliocentricearth is at the center of the revolving planets and stars. ( Ptolemy)

          

  5. ProstarParallax is the apparent change in position of an object when you look at it from diffenrent angles.

          

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