The Universe

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Across
  1. 4. The most followed and used theory that explains how the universe was formed
  2. 7. The effect that explains why sound and light look different at different places
  3. 11. A unit of distance to measure how far something is in space that is the distance light travels in one year
  4. 12. A galaxy that has no different shape or size
Down
  1. 1. The brightness of a star
  2. 2. A cluster that has stars, planets, dust, gas, rocks, etc.
  3. 3. A change in wavelength and frequency as the stationary and the thing emitting the waves moves away or closer.
  4. 5. A galaxy that has one main center and looks like an oval
  5. 6. A diagram showing how bright or how hot a star is based on the stage the star is in
  6. 8. A galaxy with one main center and arms spiraling out of it.
  7. 9. A increase in frequency as the stationary object and the thing that is emitting the waves move away from each other
  8. 10. The main star in our solar system that gives us light.