Evolution

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Across
  1. 4. A testable statement about the natural world
  2. 5. Darwin’s 5th Theory of Evolution. Darwin’s most famous theory
  3. 7. changes to meet demands of environmental pressure
  4. 9. The accumulation of many small incremental changes over very long periods of time
  5. 10. A descriptive generalization about how some aspect of the natural world behaves under stated circumstances
  6. 12. Appearance of new characteristics
Down
  1. 1. All forms of life descended from a common ancestor
  2. 2. The evolutionary process produces new species by the splitting and transformation of older ones
  3. 3. The living world is always changing
  4. 6. A worldview underlying the theories and methodology of a particular scientific subject
  5. 8. An observation that has been repeatedly confirmed
  6. 11. In science, a well-substantiated, overarching explanation of some aspect of the natural world