Science

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Across
  1. 5. - The smallest particle of an element
  2. 6. Substance - Matter that always has exactly the same composition; an element or compound
  3. 7. Change - Change that occurs when a substance reacts and forms one or more new substances
  4. 11. - A substance that that cannot be broken down into simpler substances
  5. 12. - A mixture that contains some particles that are intermediate in size between the small particles in a solution and the larger particles in a suspension
  6. 13. Point - The temperature at which a substance changes from solid to liquid
  7. 14. - A material’s ability to allow heat or electric charges to flow
  8. 16. Property - Any characteristic of a material that can be observed or measured without changing the composition of the substances in the material
  9. 17. Point - The temperature at which a substance boils; the temperature at which vapor pressure is equal to the atmospheric pressure
  10. 18. - A solid that forms and separates from a liquid mixture
  11. 19. - The ability of a solid to be hammered without shattering
  12. 20. - The property that describes how readily a substance combines chemically with other substances
  13. 23. - A process that separates the substances in a solution based on their boiling points
Down
  1. 1. - A heterogeneous mixture that separates into layers over time
  2. 2. Change - A change that occurs when some properties of a material change, but when the substances in the material stay the same
  3. 3. Mixture - A type of mixture in which the parts of the mixture are noticeably different from one another
  4. 4. - The tendency of a liquid to keep from flowing; resistance to flowing
  5. 8. Mixture - A type of mixture in which the substances are so evenly distributed that it is difficult to distinguish one substance in the mixture from another
  6. 9. Property - any property that produces a change in the composition of matter
  7. 10. - A mixture that forms when substances dissolve and form a homogenous mixture
  8. 15. - A material’s ability to burn in the presence of oxygen
  9. 21. - A substance that 9s made from two or m0ore simpler substances and can be broken down into those simpler substances
  10. 22. - A process that separates materials based on the size of their particles