Science

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Across
  1. 3. Caused from the sun
  2. 5. go through a medium
  3. 8. when the whole substance is changed
  4. 12. a thing organizing the elements
  5. 13. measurement in unit called hertz
  6. 14. smallest unit
Down
  1. 1. when the outer side of something changes
  2. 2. when two or more things rub against each other
  3. 4. when the energy is stored up
  4. 6. when an object is in motion it has
  5. 7. something that magnets have
  6. 9. when air is moving all around
  7. 10. when the energy is being moved or in motion
  8. 11. everything is made up of