Nouns adding in the suffix -ation

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Across
  1. 3. Changing words from one language into another.
  2. 6. Being moved to a lower group or level, like in sports.
  3. 8. The act of making something new.
  4. 10. A sign that shows something is true or happening.
Down
  1. 1. Showing how something works or how to do something.
  2. 2. Hard work and effort because you care about something.
  3. 4. A short form of a longer word (like “Feb” for February).
  4. 5. A fast, small movement back and forth.
  5. 7. Energy that travels as waves, like heat from the Sun.
  6. 9. Moving fresh air into and out of a space.