EOY Science Crossword

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Across
  1. 2. A transition from one state of matter to another
  2. 9. The movement of particles, which increases as energy is added.
  3. 11. state of matter with a fixed shape and volume.
  4. 13. Matter made of only one type of particle
  5. 17. A substance that flows, such as a liquid or a gas.
  6. 18. The force exerted by particles hitting the walls of a container.
  7. 20. The gaseous state of a substance that is normally a liquid or solid at room temperature.
  8. 23. The smallest unit of an element that keeps its properties.
  9. 24. When a gas loses energy and turns into a liquid.
  10. 25. A tiny piece of matter (like an atom or molecule).
  11. 27. A rapid back-and-forth motion of particles.
Down
  1. 1. When a solid gains energy and turns into a liquid.
  2. 3. A specific portion of matter being studied or observed.
  3. 4. When energy (like light or heat) is taken in by a material rather than reflected.
  4. 5. The movement of energy from one object or system to another.
  5. 6. When a liquid loses energy and turns into a solid.
  6. 7. A material that allows heat or electricity to flow through it easily.
  7. 8. Two or more atoms chemically bonded together.
  8. 10. Chemically inactive; does not react with other substances.
  9. 12. State of matter that expands to fill its container.
  10. 14. The process of a liquid turning into a gas throughout the liquid.
  11. 15. When particles at the surface of a liquid gain enough energy to become a gas.
  12. 16. This state of matter flows but has a constant volume.
  13. 19. Anything that has mass and takes up space.
  14. 21. The transfer of heat through the movement of fluids (liquids or gases).
  15. 22. The transfer of heat through direct contact between particles.
  16. 26. A distinct state of matter(solid liquid gas)