States of Matter

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Across
  1. 3. - mass of a unit volume of a material substance
  2. 8. -The transition from the gas phase to the liquid phase
  3. 11. -The transition from the solid to the liquid phase
  4. 12. - a type of matter with specific properties that make it less rigid than a solid but more rigid than a gas
  5. 15. -The transition from the liquid phase to the gas phase
  6. 16. - a subatomic particle found in the nucleus of every atom
Down
  1. 1. - a complex arrangement of negatively charged electrons arranged in defined shells about a positively charged nucleus.
  2. 2. -The transition from the liquid phase to the solid phase
  3. 4. - The smallest particle of a substance that has all of the physical and chemical properties of that substance
  4. 5. Point - the temperature at which its vapor pressure is equal to the pressure of the gas above it
  5. 6. - the sharing of electrons between two or more atoms
  6. 7. Point - the temperature at which the substance changes from a solid to a liquid
  7. 9. - a negatively charged subatomic particle that can be either bound to an atom or free
  8. 10. - subatomic particles found inside the nucleus of every atom
  9. 13. - A state of matter with no definite shape or volume
  10. 14. - a state of matter that retains its shape and density