Chemistry, Physics, Biology

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Across
  1. 2. The distance an object travels per unit of time.
  2. 3. A measure of how acidic or basic a solution is.
  3. 6. The length of a path between two points.
  4. 7. A consumer that eats only animals.
  5. 9. A change in a gene or chromosome.
  6. 11. The force that holds two atoms together.
Down
  1. 1. The scientific study of heredity.
  2. 3. Force per unit area.
  3. 4. A force that pulls objects toward each other.
  4. 5. A group of atoms bonded together.
  5. 8. The gradual change in a species over time.
  6. 10. Smallest particle of an element.