Music knowledge and instruments

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Across
  1. 3. means gradually get quieter
  2. 5. has a # symbol next to it
  3. 6. it looks like this 🎻
  4. 7. a bright sounding key of music
  5. 8. has a b symbol next to it
  6. 11. also called a broken chord
  7. 13. name of a song in music language
  8. 14. eight notes on a piano
Down
  1. 1. a sort of a musical test
  2. 2. the thing at the bottom of a piano by your feet
  3. 4. playing all notes on the piano
  4. 9. a sad sounding key of music
  5. 10. means gradually get louder
  6. 12. a guitar mixed with a keyboard