SCIENCE PERFORMANCE TASK

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Across
  1. 3. phase change happens when a liquid turns into a solid?
  2. 4. state of matter consists of ionized particles
  3. 7. type of change results in the formation of a new substance with different properties
  4. 8. type of mixture has substances evenly distributed
  5. 10. phase change happens when a liquid turns into a gas
  6. 13. example of a chemical change that happens when iron reacts with oxygen?
  7. 14. ability of a substance to dissolve in another substance called?
  8. 16. state of matter has neither a definite shape nor a definite volume
  9. 19. process occurs when a solid turns directly into a gas?
  10. 20. ratio of mass to volume called
  11. 21. subtance with mass and volume
  12. 24. state of matter takes the shape of its container but has a definite volume
  13. 25. term describes a material’s ability to be hammered or rolled into sheets
  14. 27. Is burning wood a physical or chemical change?
  15. 28. Is boiling water a physical or chemical change?
Down
  1. 1. happens to the energy of particles when a substance melts
  2. 2. process describes a gas changing into a liquid
  3. 5. Smalles particle that makes up matter
  4. 6. where can you find plasma naturally?
  5. 9. property of matter measures the amount of matter in an object
  6. 11. term refers to the amount of force exerted per unit area?
  7. 12. type of change occurs when a substance changes form but remains the same chemically
  8. 14. state of matter has a definite shape and volume?
  9. 15. ability of a substance to dissolve in another substance called? Reactivity property describes a substance’s ability to react with other substances?
  10. 17. property describes a liquid’s resistance to flow?
  11. 18. a mixture in which the composition is not uniform throughout the mixture.
  12. 22. process called when a gas turns directly into a solid
  13. 23. property of matter describes the amount of space an object occupies
  14. 26. happens to the energy of particles when a substance freezes
  15. 27. property determines how well a material allows heat or electricity to pass through it