Science 2A vocab words

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Across
  1. 2. fluid state of matter, highly ionized, not present in nature on earth
  2. 5. a measure of the force of gravity on an object
  3. 7. a measure of the amount of matter in an object
  4. 9. rigid state of matter, has definite shape and volume
  5. 12. a pure substance of only one type of atom
  6. 13. gas- liquid
  7. 16. liquid - solid
  8. 18. solid - liquid
  9. 19. atoms that have lost or gained electrons
  10. 20. a change in matter that doesn't change the chemical properties of matter
  11. 21. the measure of the kinetic energy in vibrating particles of a substance
  12. 24. a push or pull on an object
  13. 28. matter and energy can not be created or destroyed but can go through many changes
  14. 29. fluid state of matter; has a definite volume but not a definite shape
  15. 30. fluid state of matter; has no definite volume or shape
  16. 31. two or more atoms chemically bonded
Down
  1. 1. liquid-gas at boiling point
  2. 3. a change resulting for the creating and breaking of chemical bonds to form new substances
  3. 4. gas - solid
  4. 6. two or substances mixed together but not chemically combined
  5. 7. anything that has mass and volume (takes up space)
  6. 8. phases of matter, depend on rigidity, fluidity, ability to hold its shape, and its compressibility
  7. 10. the ability to do work
  8. 11. solid - gas
  9. 14. smallest building block of matter, unique atoms for each element
  10. 15. a material made of only one element or compound
  11. 17. when a force acts on an object in the same or opposite direction of its motion
  12. 22. liquid - gas below boiling point
  13. 23. a measure of the amount of space an object takes up
  14. 25. the force of attraction between tow objects, related to the mass and distance of the objects
  15. 26. a pure substance made of two or more different elements chemically combined
  16. 27. a change resulting from a change in the nucleus of an atom ie. nuclear fusion in the suns core