Chain Crosswords Long Science Medium — Set 4

Medium 13×13 Set 4
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9
Across
  1. 2. Glass that splits light into colors
  2. 3. A word related to science
  3. 8. Part of body with a function
  4. 9. A word related to science
Down
  1. 1. Path around a celestial body
  2. 4. Mixture of two or more metals
  3. 5. Push or pull on an object
  4. 6. Focused beam of coherent light
  5. 7. Compound of oxygen and another element