#4 Properties and Changes of Matter Meghan Alexander, 2nd period

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Across
  1. 5. Has a pH above 7 and has a slippery feel and bitter taste
  2. 6. reactions Absorbs thermal energy
  3. 7. The substances that exist before the reaction begins
  4. 10. property Does not change when an object changes size
  5. 12. reactions Releases thermal energy
  6. 14. change Occurs when one type of matter changes into a different type of matter with different properties
  7. 15. change Any change in size, shape, form, or state where the identity of the matter stays the same
Down
  1. 1. The substances that form as a result of the reaction
  2. 2. Property Changes when the size of an object changes
  3. 3. The number of atoms of each element in the compound.
  4. 4. Lavoisier The first modern chemist that used logic and the scientific method to study chemical reactions
  5. 8. Has a pH below 7 and has a sharp smell and sour taste
  6. 9. When balancing chemical equations, numbers are placed before the formulas as did for Ag
  7. 10. of Matter Tells you whether a sample of matter is a solid, liquid, or gas
  8. 11. The amount of mass in a given volume
  9. 13. How easily one thing reacts with something else