Spelling unit 2

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Across
  1. 2. plural word for galaxy
  2. 5. singular word for halves
  3. 7. is a region in a world with distinct geographical features
  4. 10. a unit of length in the metric system equal to ten millimeters
  5. 11. plural word for mouse
  6. 12. complete word for photo
  7. 15. is an act, process, or instance of erupting
  8. 17. 100 meters
  9. 18. singular word for shelves
Down
  1. 1. objetc used to listen to music
  2. 3. singular word for echoes
  3. 4. the distance around a two dimensional shape, a measurement of the distance around something; the length of the boundary.
  4. 6. plural word for leaf
  5. 8. a piece of equipment that you speak into to make your voice louder
  6. 9. the study of all living things
  7. 13. useful object to cut
  8. 14. a long jorney
  9. 16. singular word for teeth