Astronomy

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Across
  1. 3. Eclipse SME
  2. 4. Fusion A nuclear reaction
  3. 5. Does not exist in space
  4. 8. Causes years
Down
  1. 1. Causes day/night cycle
  2. 2. The earth is a ___
  3. 3. Tides Unusually strong tides
  4. 4. Tides Unusually weak tides
  5. 6. Eclipse SEM
  6. 7. the earth has a ___ on its axis