Astronomy Ch. 4 Terms

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Across
  1. 2. Uses a curved mirror to focus light.
  2. 5. A device that makes objects appear closer.
  3. 6. The remains of high-mass stars.
  4. 7. A building that contains telescopes.
  5. 9. The distance that light travels in one year.
  6. 10. The blue-white core of the star that is left behind cools
  7. 12. The light you can see.
Down
  1. 1. Its brightness as seen from Earth.
  2. 3. Uses convex lenses to gather light.
  3. 4. Groups of stars formed pictures.
  4. 8. The earliest stage of a star’s life.
  5. 11. Spinning neutron stars that pulsate radio sources.