Science Holiday Homework

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Across
  1. 2. Reaction that absorbs heat
  2. 6. Water solution of a base
  3. 7. Residue left after a chemical reaction
  4. 9. Type of organism which lives and feeds on another organism
  5. 11. Watery fluid that moves throughout the lymphatic system
  6. 12. The basic structural and functional unit of a kidney
  7. 13. Finger-like projections that length the entire small intestine
  8. 14. Unpleasant odour and flavour in food after a few days
Down
  1. 1. The point at which light rays parallel to principle axis converges
  2. 3. Blood vessels that transport blood from heart to the entire body
  3. 4. Inversely proportional to angle of deviation
  4. 5. Breakdown of reactant into multiple products
  5. 8. Separation of light into colors of different wavelenght
  6. 9. Gradual loss of eye's ability to see nearby objects
  7. 10. Diverging mirror