Unit 1: Matter

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Across
  1. 1. turn or convert (something) from one state, form, or substance into another
  2. 4. anything that has mass and takes up space
  3. 7. smallest unit of matter
  4. 8. the fact of being who or what a person or thing is
  5. 9. he particular condition
  6. 10. a compound or substance that has been purified or prepared, especially artificially
  7. 13. 2 or more atoms chemically connected together
  8. 14. the chemical composition
  9. 17. number number of electrons in the element
  10. 18. the way in which a whole or mixture is made up
  11. 19. the real physical matter of which a person or thing consists
Down
  1. 2. a type of atom
  2. 3. physical substance in general
  3. 5. involving bodily contact or activity
  4. 6. a mathematical relationship or rule expressed in symbols
  5. 11. becoming a liquid form by heat
  6. 12. symbol a set of symbols showing proportions of elements
  7. 15. small number found behind the element
  8. 16. pure substance made of 2 or more elements
  9. 20. mass the weight of the element