Energy

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Across
  1. 3. A material that allows energy to pass through them easily
  2. 6. A material that doesn't always have energy to pass through them
  3. 7. Is when an atoms nucleus splits or falls apart
  4. 8. Electrons change energy levels in the atoms
  5. 9. Energy When the atoms vibrate randomly
  6. 10. When atoms are close together making a noise loud
Down
  1. 1. Energy based on objects movement
  2. 2. When light passes outward in space without traveling through objects
  3. 4. Where does heat travel?
  4. 5. The point where atoms stop moving