Across
- 3. Differences in electrical charge
- 5. Metal wire, charge is carried by electrons.
- 8. Want to cancel each other out
- 10. A circuit of electricity flow.
- 11. Very high electrical resistance.
- 12. Energy transformed by a componet is measured by its resistance.
Down
- 1. A measure of the difference in energy across a circuit.
- 2. any piece of material that produces a measurable magnetic field in the space around it.
- 4. Produces electric current by using the different chemical properties of metals.
- 6. Charged when gaining or losing some to other objects.
- 7. Metals presented in the Earth´s core.
- 9. Each group of atoms exerts a force in the same direction.