Science

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Across
  1. 2. produces electric current by using the different chemical properties of metals.
  2. 6. energy transformed by a component is measured by its resistance.
  3. 7. any piece of material that produces a measurable magnetic field
  4. 9. want to cancel each other out.
  5. 10. each group of atoms exerts a force in the same direction.
  6. 11. differences in electric charge.
  7. 12. metal wire, charge is carried by electrons.
Down
  1. 1. A measure of the difference in energy across a circuit.
  2. 3. metals presented in the Earth´s core.
  3. 4. charged when gaining or losing some to other objects.
  4. 5. very high electrical resistance.
  5. 8. a circuit of electricity flow.