Music Terminology Puzzle

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Across
  1. 2. One melodic line, no accompaniment
  2. 4. Very loud
  3. 6. The section of the music where some aspects of the music are altered but the original is still recognizable
  4. 7. A melodic idea used as a building block in the construction of a musical work
  5. 8. One melody with accompaniment
  6. 12. Melodies that move by small intervals in a joined connected manner
  7. 13. Broad, very slow
  8. 14. Unstable, discordant, harmony
  9. 15. Unit of meaning within the music
  10. 16. The sounding of three or more pitches at the same time
  11. 18. The interweaving of the melodic and harmonic elements of music
  12. 19. The volume at which the music is sung or played
  13. 20. Simultaneous happenings with the melody in a piece of music
  14. 22. Resolution of dissonance, producing a concordant sound
  15. 23. The organizing principle in music
Down
  1. 1. Music created spontaneously in performance, as in Jazz
  2. 3. Sections of a large scale composition
  3. 5. Speeding up the pace
  4. 9. Device that indicates the tempo, or beats per minute, by sounding a pulse
  5. 10. Two or more independent melodic lines combined
  6. 11. In a rhythm, when the unstressed beat becomes stressed
  7. 17. Main line of music
  8. 21. Fast