PHYSICAL SCIENCE CROSSWORD

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Across
  1. 4. anything that has mass or takes up space
  2. 8. substance with two or more elements chemically combined in a set ratio
  3. 9. material that does not transfer heat well
  4. 11. atom with a different number of neutrons from protons
  5. 14. created first periodic table of elements
  6. 16. type of energy that is in motion
  7. 17. phase change from gas to liquid
  8. 18. phase change from liquid to solid
Down
  1. 1. how tightly packed matter is
  2. 2. phase change from liquid to gas
  3. 3. successfully isolated Radium salts in her lab in 1902
  4. 5. conducted Gold Foil experiment
  5. 6. phase change from solid to gas
  6. 7. the actual amount of matter in an object or body
  7. 8. discovered the neutron
  8. 10. material that transfers heat well
  9. 11. a charged atom that has lost or gained electrons
  10. 12. force exerted over the surface area of an object
  11. 13. branch of science dealing with matter and energy
  12. 15. phase change from solid to liquid