What figure of speech are these?

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Across
  1. 2. "Even brighter than the moon, moon, moon" (9)
  2. 3. The emotional effect of the song on the listener (4)
  3. 6. "Make 'em go, 'Oh, oh, oh!'" (11)
  4. 7. "Cause baby, you're a firework" (8)
  5. 9. "Cause baby, you're a firework, come on, show 'em what you're worth" (10)
  6. 10. "After a hurricane comes a rainbow" (8)
  7. 11. "Do you ever feel like a plastic bag, drifting through the wind?" (6)
  8. 14. "Let your colors burst" and "Show 'em what you're worth" (5)
Down
  1. 1. Firework as a symbol of potential and self-expression (9)
  2. 4. "Boom, boom, boom, even brighter than the moon, moon, moon" (12)
  3. 5. "If you only knew what the future holds, after a hurricane comes a rainbow" (14)
  4. 8. "Brighter than the moon, moon, moon" (9)
  5. 12. "Let your colors burst" (7)
  6. 13. The overall message of self-confidence and personal expression (5)