Thermal Energy Ch 1 and 2

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Across
  1. 3. the moment when two objects hit each other
  2. 6. a set of interacting parts forming a complex whole
  3. 8. to reach a conclusion using evidence and reasoning
  4. 9. to move from one object to another or one place to another
  5. 10. water that is underground
  6. 11. a group of atoms joined together in a particular way
  7. 12. the energy that an object has because it is moving
Down
  1. 1. when something becomes different over time
  2. 2. a balanced state in which a system is stable, such as when two or more samples are at the same temperature
  3. 4. a number that summarizes a set of data and that can be computed by adding all numbers in a list and then dividing by the number of numbers in the list
  4. 5. a measure of how hot or cold something is
  5. 7. when something stays mostly the same over time