Crossword Puzzle Holiday Homework

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Across
  1. 6. Cold-blooded vertebrates with scales, such as snakes and lizards.
  2. 8. A process used to separate components of a mixture based on boiling points.
  3. 9. A method used to separate solids from liquids or gases.
  4. 11. When solvent mix with solute
  5. 12. Invertebrates with soft bodies, often protected by a shell.
  6. 16. The action of changing position or location.
  7. 17. The amount of space an object or substance occupies.
  8. 18. A pure substance made of only one type of atom.
  9. 19. The amount of mass per unit volume of a substance.
  10. 21. Animals with a backbone.
  11. 24. The process of a liquid changing into a gas, usually at the surface.
  12. 25. A group of invertebrates, also known as segmented worms.
  13. 26. A state of matter with no definite shape or volume; fills any container.
Down
  1. 1. Animals without a backbone.
  2. 2. The amount of matter in an object, measured in kilograms or grams.
  3. 3. The process of inhaling oxygen and exhaling carbon dioxide in living organisms.
  4. 4. Cold-blooded vertebrates that live both in water and on land.
  5. 5. A state of matter with a definite shape and volume.
  6. 7. The movement of particles from an area of high concentration to an area of low concentration.
  7. 10. The substance that dissolves the solute to form a solution.
  8. 13. A technique for separating and identifying mixtures of substances.
  9. 14. A measure of how hot or cold something is, usually in degrees Celsius.
  10. 15. The substance that is dissolved in a solution.
  11. 20. A substance made of two or more elements chemically combined.
  12. 22. The process of removing waste products from the body.
  13. 23. The process where a liquid changes to a gas at a specific temperature.