Universe Vocab Adam Ramsey-3

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Across
  1. 4. an object with more than four solar masses squeezed into a ball.
  2. 5. how fast light travels.
  3. 8. the luminous celestial body around which the earth and pther planets.
  4. 10. an instrument that collects light or other electromagnetic radiation and concentrates it for better observation.
  5. 11. beginning at which something begins.
  6. 12. the distance between two corresponding points.
  7. 14. __ radiation radiation consisting of electric and magnetic waves that travel at the speed of light.
  8. 16. __ waves elctromagnetic waves with long wavelengths and low frequences.
  9. 17. the transfer of energy through matter and space as electromagnetic waves.
  10. 19. all space and the matter space contains.
  11. 21. a large grouping of stars in space.
Down
  1. 1. __ arms areas of stars that spread out from the center of a spiral galaxy.
  2. 2. __ waves elctromagnetic waves that arebetween radio waves and infared waves.
  3. 3. __ waves provide us with visible light.
  4. 4. a theory that says te universe began as a small point
  5. 6. __ spectrum vast arrangement of electromagnetic waves in relation of their relation of their wavelengths.
  6. 7. the death of a large star by explosion.
  7. 9. __ center rotational center of a huge galaxy such as the milky way galaxy.
  8. 13. a unit equal to the distance that light travels through spce.
  9. 15. __ waves ectromagnetic waves with longer wavelengths than visible light.
  10. 18. large cloud of gas and dust in interstellar space.
  11. 20. __ mass used in astronomy as a standard unit.