Physics + Biology Crossword

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Across
  1. 5. for example, 5 km/s
  2. 7. The act of changing position
  3. 9. average speed of an object times time taken by the object
  4. 12. type of respiration that takes place in cells
  5. 14. organisms that don't respire anaerobically
  6. 15. instrument used to measure time
  7. 16. speed = distance / ____
Down
  1. 1. the process by which autotrophic plants synthesize food
  2. 2. type of motion where the object moves uniformly in one direction
  3. 3. type of respiration that our muscles perform, and produce lactic acid in the process
  4. 4. muscle that pumps to transport oxidized blood
  5. 6. an unpredictable type of motion
  6. 8. The to-and-fro motion of an object
  7. 10. type of motion where the object moves in a circle
  8. 11. blood vessels that carry deoxidized blood back to the heart
  9. 13. for example, the revolution of the Earth around the Sun (Earth's orbit is not circular)