6th grade semester exam-Crockett Stone

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Across
  1. 3. the amount of space taken up by an object
  2. 4. a measure of the ongoing sequence of events taking place
  3. 7. an element that occurs in all organic compounds and can be found in all known forms of life.
  4. 9. energy energy of moving electrons or
  5. 11. energy generated due to magnetic fields
  6. 12. the ability of a substance to resist something to resist scratching
  7. 15. the color of a substance in powder form
  8. 16. the transfer of heat from one substance to another through direct contact
  9. 18. the way light reflects from the surface of a substance
  10. 19. a solid, inorganic substance of natural occurrence
  11. 20. elements that are mostly shiny ,silver or gray in color, malleable,ductile, and good conducters of heat and electricity
Down
  1. 1. the form of energy associated with the movement of atoms and molecules in a materiel
  2. 2. to change from one form to another
  3. 5. charges.
  4. 6. Energy locked in the nucleus of an atom.
  5. 8. a pure substance that cannot be broken down chemically
  6. 10. the amount of matter in an object
  7. 13. the ratio of an object's mass to its volume
  8. 14. the number written after an element's symbol in a chemical formula that indicates the number of a specific element
  9. 15. the distance an object travels per unit of time
  10. 17. the appearance of a substance due to the absorption and reflection of certain light rays