How Solar Works


  • Cell

    see photovoltaic cell

  • Cell efficiency

    The percentage of electrical energy that a solar cell produces (under optimal conditions) as compared to the total amount of energy from the sun falling on the cell.

  • Circuit

    A system of conductors that convey electricity.

  • Circuit breaker

    A safety device that shuts off power when it senses too much current.

  • Conductor

    A material that is used to convey electricity (e.g., wires).

  • Conversion efficiency

    The percentage of electricity that is created by a solar cell as compared to the amount of energy needed to generate that electricity.

  • Current

    The flow of electricity between two points. Measured in amps.

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