Vocabulary Review Activity

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Across
  1. 4. - a picture made by using a camera
  2. 8. - a device used to communicate over long distances
  3. 10. - a person who helps people or institutions
Down
  1. 1. - the study of life
  2. 2. - lack of proper nutrition
  3. 3. - the study of way sounds are used in a language
  4. 5. - the chemical used in the lead of a pencil
  5. 6. - when something works without human control
  6. 7. - someone who studies Earth and the structure of it.
  7. 9. - a device used to measure temperature