Matter Vocab

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Across
  1. 4. the smallest identifiable unit of an element
  2. 5. the energy of a body that is associated with its position or the arrangement of it parts
  3. 6. a type of kinetic energy associated with the temperature-dependent random movement of atoms and molecules
  4. 9. energy associated with the flow of electric charge
  5. 13. describes a process that releases heat energy
  6. 18. the energy associated with chemical changes
  7. 19. two or more atoms joined in a specific arrangement by chemical bonds
  8. 20. a state of matter in which atoms or molecules are packed close to each other but are free to move around and by each other
  9. 21. a law stating that energy can be neither created nor destroyed
  10. 24. a mixture that has the same composition throughout
  11. 25. a type of solid matter with atoms or molecules arranged in a well-ordered, three-dimensional array with long-range, repeating order
  12. 27. energy associated with the motion of an object
  13. 30. able to occupy a smaller volume when subjected to increased pressure
  14. 31. a change in which matter changes its composition
  15. 33. a type of solid matter in which atoms or molecules do not have long-range order
  16. 34. a substance composed of two or more elements in fixed, definite proportions
  17. 35. a final substance produced in a chemical reaction; represented on the right side of a chemical equation
  18. 38. the result of a force acting on a distance
  19. 39. a characteristic we use to distinguish one substance from another
  20. 40. an initial substance in a chemical reaction, represented on the left side of a chemical equation
Down
  1. 1. tending to vaporize easily
  2. 2. a change in which matter does not change its composition, even though its appearance might change
  3. 3. a property that a substance displays without changing its composition
  4. 7. the process by which one or more substances transform into different substances via a chemical change
  5. 8. the amount of energy required to raise the temperature of 1 g or water by 1 C
  6. 9. a substance that cannot be broken down into simpler substances
  7. 10. a substance composed of two or more different types of atoms or molecules combined in variable proportions
  8. 11. a property that a substance can display only through changing its composition
  9. 12. a mixture that has two or more regions with different compositions
  10. 14. the transfer or exchange of thermal energy caused by a temperature difference
  11. 15. a method of separating a mixture composed of a solid and a liquid in which the mixture is poured through filter paper held in a funnel to capture the solid component.
  12. 16. a substance composed of only one type of atom or molecule
  13. 17. a way to separate mixtures in which the mixture is heated to boil off the more volatile component
  14. 22. the capacity to do work
  15. 23. a state of matter in which atoms or molecules are widely separated and free to move relative to one another
  16. 26. one of the three forms in which matter can exist; solid, liquid, and gas
  17. 28. a way to separate a mixture in which one layer is carefully poured off of another layer
  18. 29. a unit of energy equal to 3.6 million joules
  19. 32. describes a process that absorbs heat energy
  20. 36. anything that occupies space and has mass
  21. 37. a state of matter in which atoms or molecules are packed close to each other in fixed locations