Universe Waves

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Across
  1. 5. The height of a wave
  2. 6. - force that pulls matter together forming stars or holding moons and planets in orbit around stars
  3. 7. - systems of dust, gas, stars and interstellar matter
Down
  1. 1. - a large cloud of dust and gas where stars are born
  2. 2. Wave A wave where particles move parallel to the direction of energy transfer
  3. 3. Galaxy - a galaxy shaped like a pinwheel, with a central nucleus and spiral arms extending outward
  4. 4. - most massive and luminous (biggest and brightest) stars found above the main sequence when stars begin fusion helium causing them to growLuminosity - the brightness of a star determined by the amount of EM energy a star emits