List 19

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Across
  1. 2. – a drawing that explains how something works
  2. 6. – a list of items, often with descriptions
  3. 8. – the study of shapes, sizes, and measurements
  4. 9. – a short section at the end of a story
  5. 11. – a slanted line connecting two corners
  6. 12. – a muscle that helps you breathe
  7. 14. – the layer of air surrounding the Earth
  8. 16. – electricity made using moving water
  9. 18. – a version of a language spoken by a certain group
  10. 19. – a design made from letters, usually initials
  11. 22. – tools or machines made to help people do tasks
  12. 23. – a hollow rock that has crystals inside
  13. 24. – clear and sensible thinking
Down
  1. 1. – the distance across a circle through its center
  2. 3. – the study of the Earth and its rocks
  3. 4. – a conversation between two or more people
  4. 5. – identifying an illness or problem
  5. 7. – exercises that increase heart rate and breathing
  6. 10. – related to ships, sailing, or the sea
  7. 13. – the study of weather
  8. 14. – the study of ancient people through objects they left behind
  9. 15. – the study of stars, planets, and space
  10. 17. – a tiny organism that lives in water
  11. 20. – related to heat from inside the Earth
  12. 21. – the study of God and religious beliefs