Chain Crosswords Short Nature Medium — Set 8

Medium 13×13 Set 8
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Across
  1. 1. A word related to science
  2. 5. Substance that flows freely
  3. 6. Simple machine for lifting
  4. 7. Push or pull on an object
  5. 8. Glass that splits light into colors
Down
  1. 2. Protective gas layer in atmosphere
  2. 3. A word related to science
  3. 4. Relating to the sun
  4. 6. Focused beam of coherent light