Big Bang Theory

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Across
  1. 3. States that the universe started as a single, dense, hot point and has been expanding ever since.
  2. 6. When an object in space is moving away from Earth.
  3. 7. Tool used to identify elements found in space.
Down
  1. 1. Colored lines that are used to identify gasses in space.
  2. 2. The temperature that the universe started at when the Big Bang occured.
  3. 4. Objects in universe moving towards Earth
  4. 5. The law that states the further away a galaxy is, the faster away they are moving.
  5. 6. Which color has the longest wavelength?