ch.3 science voc

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hi
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135258
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ch.3 science voc
Updated:
2012-02-14 15:11:53
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ch.3 science 3 voculbary
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  1. has mass and takes up space
    matter
  2. small particle that makes up most typer of matter
    atom
  3. matter cant be created or destroied
    law of conservation of matter
  4. negatively charged particles
    electrons
  5. positively charged center of atom
    nucleus
  6. positively charged particles of the nucleus
    protons
  7. uncharged particles
    neutrons
  8. matter made of one kind of atom
    emenent
  9. top number of element
    atomic number
  10. atoms of the same element
    isotpses
  11. protons plus

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