Matter & Energy

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Across
  1. 2. A solid skips the liquid phase and changes directly to a gas is called _______.
  2. 5. Turning from a liquid to a gas is called ________.
  3. 6. The ______ determines the temperature of a substance.
  4. 10. When energy is released, it is a(n) _______ reaction.
  5. 11. When a solid begins to turn into a liquid, it is ______.
Down
  1. 1. _______ is energy in motion.
  2. 3. The ______ determines how hot or cold something is.
  3. 4. The particles of a ______ are close together and vibrating.
  4. 7. When energy is being absorbed, it is a(n) _______ reaction.
  5. 8. __________ energy is the total energy in a system.
  6. 9. When particles are close together, but able to move and slide past one another.