5th Period Exam Review

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Across
  1. 2. sublimation is the change from a solid to a ____
  2. 6. distance traveled in an amount of time
  3. 8. believes it was possible to change an element to another element
  4. 9. mass is the amount of ________ in an object
  5. 11. ion that has more protons than electrons
  6. 17. each element family share similar properties and the same number of
  7. 18. a series circuit has _____ path that current can move through
  8. 19. speed is amount of _____ it takes to get from one point to another point
  9. 20. scalar quantities are described by _________
  10. 23. these elements are nonreactive
  11. 25. unique number of protons in the atoms of an element
  12. 26. metals make up ____% of elements
  13. 27. diffusion __________ random motion of air particles
  14. 29. a cation has a ________ charge
  15. 30. discovered the existence of electrons
  16. 31. displacement means how ____ an object is
Down
  1. 1. nonmetals on the periodic table are separated by the ________
  2. 3. are the building block of matter
  3. 4. Electricity is the movement of _________ chargesluminous an obejct that produces visible light
  4. 5. matter that is in stars
  5. 7. how far an object moves during a time interval
  6. 10. diamond is classified as this
  7. 12. the core of an atom is called this
  8. 13. electrons have a _______ charge
  9. 14. highest point on a wave
  10. 15. Kinetic energy is energy from _______
  11. 16. velocity is a _______ indicated by a change in position per unit of time
  12. 21. energy can transfer between these
  13. 22. molecules are ______ than atom
  14. 24. anything that occupies space and has mass
  15. 28. believed matter was small particles and couldn't be divided