Heat and Temperature - Topic 2

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Across
  1. 1. All matter is made of tiny __________.
  2. 3. State of matter with particles loosely attached to each other.
  3. 5. The amount of matter in an object.
  4. 6. Heat transfer caused by direct contact.
  5. 7. Particles have _________ in between.
  6. 9. The last stage before a hot liquid turns into gas. Happens at 100 degrees celsius for water.
  7. 11. When liquid turns into a solid.
  8. 12. When particles absorb heat, they move _________.
  9. 14. State of matter with particles containing the most amount of kinetic energy.
  10. 18. When an object gets smaller due to colder temperatures.
  11. 19. Average kinetic energy.
  12. 20. Heat is a form of _________.
  13. 21. State of matter with particles that contain the least amount of kinetic energy.
  14. 22. Removing heat from an object makes its particles move _________.
  15. 23. Materials that allow easy heat transfer.
Down
  1. 2. When an object takes up more space due to heat.
  2. 4. The energy of movement.
  3. 5. When solid turns into a liquid.
  4. 6. Heat transfer caused by movements of hot and cold liquid/gas particles.
  5. 8. When water vapor turns into a liquid.
  6. 10. Transferring heat to an object ________ its thermal energy.
  7. 13. Heat transfer through invisible waves.
  8. 15. The amount of space an object occupies.
  9. 16. Any substance that has mass and takes up space.
  10. 17. Materials that help prevent heat transfer.
  11. 18. Total kinetic energy.