Chapter 1 Vocab

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Across
  1. 2. The amount of space that matter occupies
  2. 6. A pure substance that can not be broken down into other substances
  3. 8. Anything that has mass and takes up space
  4. 10. The total kinetic and potential energy of all the particles of an object
  5. 14. A change that alters the form or apperance of a material
  6. 15. The principle that the total amount of matter is neither created nor destroyed during any change
  7. 17. The force of attraction that holds two atoms together
  8. 18. The measurement of how much mass of a substance is contained in a given volume
  9. 19. A substance made of two or more elements chemically combined in a specific ratio (water)
  10. 20. A measure of the force of gravity acting on an object
  11. 21. The basic particle from which all elements are made
Down
  1. 1. A system of units used by scientists to measure the properties of matter
  2. 3. A characteristic of a substance that can be observed without change
  3. 4. A neutral group of two or more atoms held together by covalent bonds
  4. 5. Two or more substances that are together in the same place but their atoms are not chemically bonded
  5. 7. Symbols that show the elements in a compound and the ratio of atoms
  6. 9. How hot or cold something is
  7. 11. A characteristic of a substance that describes its ability to change
  8. 12. The study of the properties of matter and how matter changes
  9. 13. A change in which one or more substances combine or break apart to form new substances
  10. 16. A single kind of matter that is pure and has a specific set of properties