Rebecca´s Crossword for Spelling, 8/28/2017

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Across
  1. 3. a series of events that continues to repeat itself.
  2. 5. heat transfer by the movement of currents in a fluid.
  3. 6. the measure of how much mass there is in a given volume of a substance.
  4. 10. a culture that has reached an advanced state.
Down
  1. 1. a belief of many gods and goddesses.
  2. 2. an ancient region of southern Mesopotamia.
  3. 4. heat transfer within a material or between materials that are touching.
  4. 7. a distinguishing characteristic of defining quality.
  5. 8. the transfer of energy through space where materials do not touch.
  6. 9. an ancient temple that rose in a series of steps like levels and served as the center of city life.