Science Holiday Homework

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Across
  1. 3. A transparent object used to converge or diverge light.
  2. 5. A mirror or lens that curves inward like a cave.
  3. 6. Bending of light when it passes from one medium to another.
  4. 8. The process by which green plants make food using sunlight.
  5. 11. Removal of waste products from the body.
  6. 12. Loss of electrons or gain of oxygen in a reaction.
  7. 14. Loss of water from plant leaves through stomata.
  8. 15. A reaction where one substance breaks into two or more.
Down
  1. 1. The point where parallel rays meet after reflection/refraction.
  2. 2. A chemical equation where atoms are equal on both sides.
  3. 4. An insoluble solid formed during a reaction in solution.
  4. 7. The process of breaking down food into simpler forms.
  5. 9. Substances that undergo a chemical change.
  6. 10. Breakdown of food to release energy.
  7. 13. A smooth surface that reflects light.