vocabulary

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Across
  1. 1. a ridgid bar
  2. 6. atoms of a given element
  3. 8. moving
  4. 9. the elements in group 7A
Down
  1. 2. speed and direction an object is moving
  2. 3. one of the four states of matter
  3. 4. lightbulb
  4. 5. a copy of an object
  5. 7. direction associated