Root Words Unit Nine

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Across
  1. 5. The art, process, or job of taking pictures with a camera; named after the original process that used light to expose an image on special paper.
  2. 6. A very famous and distinguished person.
  3. 8. A book about a person's life not written by that person.
  4. 9. A wealthy person who gives money and time to help make life better for other people.
Down
  1. 1. The process by which a green plant turns water and carbon dioxide into food when the plant is exposed to light.
  2. 2. A science that deals with things that are alive, such as plants and animals; the study of life.
  3. 3. Capable of being slowly destroyed and broken down into very small parts by natural processes, bacteria, etc.
  4. 4. A person who loves or collects books.
  5. 7. The study of ideas about knowledge, truth, the nature and meaning of life; your personal beliefs or opinions related to life.
  6. 10. A tiny particle of light or electromagnetic radiation.