Atoms And Eliments

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Across
  1. 6. the smallest unit of an element that maintains the properties of that element
  2. 8. the amount of space that an object takes up or occupies
  3. 9. a chart organizing all known chemical elements by increasing atomic numbers
  4. 11. the amount of force exerted per unit area of a surface
  5. 13. a measure of how hot or cold something is
  6. 14. a measure of the amount of information on a storage medium
  7. 15. the state of matter in which the volume and shape of a substance are fixed
  8. 16. a form of matter that does not have a definite volume or shape
  9. 18. the total energy of a substances perticals
Down
  1. 1. a sample of matter, either a single element or a single compound
  2. 2. the change of a substance from one physical to another
  3. 3. the state of matter that has a definite volume but not a definite shape
  4. 4. a group of atoms held together by a chemical force
  5. 5. a substance made up of atoms of two or more different elements joined by chemical bonds
  6. 7. a measure of the amount of matter in an object
  7. 10. a substance that cannot be separated or broken down into simpler substances
  8. 12. lasting attractions between atoms or ions
  9. 17. anything that has mass and takes up space