unit 4 crosswords

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Across
  1. 2. of atoms that exert a force in a same direction
  2. 3. that are good at "holding onto" electric charges
  3. 4. of energy transformed from electric currents by component
  4. 6. current:movement of charge from one terminal to another; measured in amperes (A)
  5. 7. differences :a measure of the difference in energy across a current or component
  6. 10. energy that is transformed from electrical to chemical energy; also called a cell
  7. 11. field:caused by differences in electric charges
  8. 12. with high electrical resistance
Down
  1. 1. that tend to allow charges to move through them easily
  2. 5. field:caused by metals present in the Earth's core; as the Earth rotates, their motion creates a field around the planet from magnetic North to magnetic South
  3. 8. charge:want to cancel out their electric charges; only matter that carries an electric charge is affected by electric fields
  4. 9. piece of material that produces a measurable magnetic field in the space around it