Review of vocabulary

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Across
  1. 3. A person or thing that is excluded from a general statement or does not conform to a general rule.
  2. 5. A person who operates the flying controls of an aircraft. It can also mean a person who steers a ship.
  3. 6. A straight line passing from side to side through the center of a body or figure, especially a circle or sphere.
  4. 8. Featuring new methods; advanced and original.
  5. 10. Making someone afraid or anxious; terrifying.
  6. 12. The action or process of moving or being moved.
  7. 13. Very large in size, quantity, or extent.
  8. 14. Facts, information, and skills acquired through experience or education.
  9. 15. Having or displaying an intense or ferocious aggressiveness.
Down
  1. 1. The remains or impression of a prehistoric plant or animal embedded in rock and preserved in petrified form.
  2. 2. To investigate or examine something.
  3. 3. A long and distinct period of history with a particular feature or characteristic.
  4. 4. The state or process of a species, family, or larger group being or becoming extinct.
  5. 7. To provide with a motive for doing something.
  6. 9. An animal that feeds on other animals.
  7. 11. To need for a particular purpose; to be dependent on.