Set13 Box01

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Across
  1. 3. Of decisive importance to the final outcome
  2. 5. Repeated back-and-forth motion that can produce sound waves
  3. 7. Able to move quickly and lightly
  4. 9. Equestrian discipline with precise horse movements
  5. 10. Medical adjective meaning related to the lungs
Down
  1. 1. It imitates your movements in light and vanishes in darkness
  2. 2. Flag shown in the image
  3. 4. Chronic disease marked by elevated blood glucose levels
  4. 6. A rectangular block of fired clay used in construction
  5. 8. Inventor known as the Wizard of Menlo Park