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Mass and weight

The educational resource shows a visual about the difference between mass and weight: mass is not the same as weight, although in ordinary life both words are used with the same meaning. In Physics, m ...

Latent heat

The educational resource shows an interactive animation about the latent heat concept: the energy needed to produce a change of phase per unit mass is known as latent heat. This energy does not contr ...

Specific heat

The educational resource shows an interactive animation about the specific heat concept: when a body is heated, the temperature it finally reaches depends on the nature of the body. This property is k ...

The Earth´s orbit

In the following visual you can observe how the rotational axis of the earth is inclined; when the North Pole is furthest from the sun, the South Pole is nearest the sun and vice versa. When it is win ...

Biomass energy

The educational resource shows information about the concept biomass energy and its advantages and its disadvantages.

Angular momentum

The educational resource shows a visual about the angular momentum L of a particle with respect to a point O: it is the vectorial product of the positional vector r times the linear momentum m·v. The ...

The movement of electric charges

The educational resource shows a visual about the movement of electric charges: the visual shows a capacitor where the intensity of an electric field bewteen its plates is practically constant. This a ...

Changes of state

In this educational resource you can check the next physical phenomenon: when there is a change of state in pure substances, the temperature remains constant.

Relative movement of the Earth

The educational resource shows a visual about the relative movement of the Earth: our planet is enormous compared to a train, which is why although all the earth moves, it seems to us to be still, and ...

Work done streching a spring

When we stretch a spring, the work we carry out varies as we stretch it because the force we have to exert at every instant is constantly varied. The force which has to be exerted must compensate for ...

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