Thermal Energy Crossword

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Across
  1. 4. a balanced state in which a system is stable, the same numbers
  2. 6. anything that has mass and takes up space
  3. 9. a measure of how hot or cold something is
  4. 10. when something stays mostly the same over time
  5. 12. a heating unit that stores and warms water
  6. 14. the moment when two objects hit each other
  7. 15. water that is underground
  8. 16. the ability to make things move or change
  9. 17. a small part that is meant to show what the whole is like
  10. 18. to make something safe to eat or drink by heating it
  11. 19. a set of interacting parts forming a complex whole
Down
  1. 1. tiny organisms that are made of a single cell
  2. 2. to reach a conclusion using evidence and reasoning
  3. 3. the energy that an object has because it is moving
  4. 5. to move from one object to another or one place to another
  5. 7. the total kinetic energy of all the molecules that make up a sample
  6. 8. a group of atoms joined together in a particular way.
  7. 11. when something becomes different over time
  8. 13. a number that sumdata can be computed by adding and then dividing by the number