Physical Science Chapter 2

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Across
  1. 2. A mixture that has a uniform appearance throughout; also known as a solution, especially of a solid dissolved in a liquid
  2. 5. he state of matter in which particles vibrate in fixed positions, giving a substance a fixed shape and volume
  3. 6. Building block of all matter; consists of protons, electrons, and (usually) neutrons.
  4. 10. Anything that has mass and occupies space.
  5. 11. The space enclosed or occupied by an object
  6. 12. The state of matter in which participles are far apart, move rapidly,and have little interaction with each other
  7. 13. A model that states that all ohysical matter exists in the form of particles
  8. 14. A mixture that has a uniform appearance since the combined substances are unevenly distributed.
  9. 17. A gas-like state of matter, formed at very temperatures, that consists of high-energy ions and free electrons.
  10. 18. A particle consisting of two or more atoms covalently bonded together
  11. 19. The state of matter in which particles are close together but able to move around
Down
  1. 1. The law that states that the masses of chemical substance combine in definite, characteristic integer ratios when forming compounds
  2. 3. The measure of the amount of matter in an object
  3. 4. A physical combination of two or more substances in a changeable ratio
  4. 7. The mass per unit volume of an object
  5. 8. The force of gravity acting on the matter in an object
  6. 9. A material made of only one kind of element or compound
  7. 15. A pure substance that consists of atoms with the same atomic number
  8. 16. A pure substance consisting of atoms of two or more elements that are chemically combined in a fixed ratio