Ora - /y/ making 'i' sound as in pyramid

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Across
  1. 1. A clear fluid that helps fight sickness in the body.
  2. 6. Something that makes a chemical reaction happen faster.
  3. 9. The study of matter and energy.
  4. 12. A shape like a soda can, with circles on the ends.
  5. 16. A gas that we breathe to live.
  6. 17. Made by people, not natural.
  7. 18. When two sides are the same or match.
  8. 20. A word that means the same as another word.
Down
  1. 2. A word that sounds the same as another word but means something different.
  2. 3. A country known for pyramids and the Nile River.
  3. 4. A 3D shape with a flat base and triangular sides that meet at a point.
  4. 5. Stories about gods and heroes from a culture.
  5. 7. The green stuff in plants that helps them make food.
  6. 8. A sport with moves like flips and jumps.
  7. 10. Caring about how someone else feels.
  8. 11. The words of a song or poem.
  9. 13. Something that is usual or normal.
  10. 14. Something that is secret or hard to understand.
  11. 15. A fake name used by an author.
  12. 19. A picture or sign that stands for something.