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Residual current circuit breaker (RCCB)

The residual current circuit breaker (RCCB) is one of the elements of a consumer unit. The following visual explains its function.

light bulb

incandescent lamps or light bulbs

The electric field intensity and the difference of potential

The educational resource shows a visual that represents a capacitor, a system made up of two conducting plates with equal charges, but with opposite signs, separated by an insulator or a vacuum. Insid ...

Coulomb's law

The visual shows what the forces between two charged pendulums are like. If you do the activities, you will be able to discover Coulomb's law.

Electrical phenomena

In this teaching unit you will learn: To describe qualitatively the phenomena of electrification, electrostatic attraction and repulsion and to introduce the concepts of electric charge, insulators an ...

Electric current

In this teaching unit you will learn: To understand the parallelism between an electric circuit and the distribution of water in a closed circuit. To learn the characteristic magnitudes which describe ...

SD 3 - In how many ways can I light a bulb?

In the past, human beings thought rays were signs sent by the gods. Therefore, they knew natural electricity, but they were unable to understand it. Thousands of years later, they became aware of the ...

Historia de la Química (Física Química). Classic Chemistry

La sección Classic papers de la web Classic Chemistry , del profesor estadounidense de Física Química Carmen Giunta, nos ofece un magnífico recopilatorio de artículos que describen hallazgos importan ...

Atomic Emission Spectra

"Atomic emission spectra are unique spectra of light emitted by an element when electricity is run through it or when it is viewed through a prism. Because they are unique, they can act as an element’ ...

Temas de Física y Química para 3º ESO

Colección de unidades didácticas de Física y Química para alumnos de 3º ESO. Los apuntes son acompañados de ejercicios. El temario se estructura en:

Sistema periódico

Electrostática

Estructura de la mate ...

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