Spelling/Vocabulary 1-15/26-24

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Across
  1. 4. using light to create pictures
  2. 6. a description of someone's life
  3. 7. to describe one's own life
  4. 8. the study of living things
  5. 9. a device to see things far away
Down
  1. 1. a description of how a language works
  2. 2. the study of the environment
  3. 3. to react to light
  4. 4. a device to see objects from underwater
  5. 5. to sign one's name to something