week 9 CROSSWORD

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Across
  1. 6. a person who plays a musical instrument, especially as a profession, or is musically talented.
  2. 8. the action of making practical and effective use of something.
  3. 9. the quality of being able to be used or obtained.
  4. 10. a person employed to look after technical equipment
Down
  1. 1. an expert in or student of mathematics.
  2. 2. the state of being stable.
  3. 3. estimate, measure, or note the similarity or dissimilarity between.
  4. 4. the quality of being able to be reached or entered.
  5. 5. a person who protects or defends something.
  6. 7. a medical practitioner specializing in children and their diseases.