Unit 4 - Energy

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Across
  1. 2. – How high or low a sound is
  2. 7. – Energy that travels in waves you can hear
  3. 8. – A form of energy that can move through wires
  4. 9. – To bend light as it moves from one material to another
  5. 10. – Stored energy
  6. 11. – Take in by an object
  7. 12. – A dark area that forms when an object blocks the path of light
  8. 14. – The energy of motion
Down
  1. 1. – To move back and forth very quickly
  2. 3. – To bounce off
  3. 4. – The total potential and kinetic energy of an object
  4. 5. – The ability to make something move or change
  5. 6. – A measure of how hot or cold something is
  6. 13. – Energy that moves from warmer to cooler objects