Semanticos

Recursos > energy

formatos disponibles

Gravitatonial potential energy

The educational resource shows a visual about gravitational potential energy: the calculation of gravitational potential energy is very easy for small heights, as it is given by the formula Ep=mgh, wh ...

The energy of material systems

The educational resource shows how the energy is the capacity to produce changes in the environment by doing work or transferring heat. This means that when a body transfers heat or does work, its ene ...

The changing Earth

The educational resource shows a Flash animation about the greenhouse effect The Earth is an open material system, because it interchanges matter and energy with outer space.

The first law of thermodynamics

The educational resource shows an interactive animation about the first law of thermodynamics:when we heat a pressure cooker, the heat we supply to the water is used to increase the temperature of the ...

The second law of thermodynamics

The educational resource shows an interactive animation about the second law of thermodynamics for heat engines: it is not possible to achieve perpetual motion based on continuous reciprocal conversio ...

Energy sources

The educational resource shows information about the energy sources: energy sources are the resources which exist in nature from which human beings can obtain energy which they can use for their activ ...

Wind energy

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

Thermal energy

The educational resource shows information about the concept of thermal energy: thermal energy is due to the movement of the particles which make up matter. The particles of a body at a low temperatur ...

Conservation of energy (II)

The principle of conservation of energy states that energy is neither created nor destroyed; it is just transformed from some types of energy into others. The following visual will help you to underst ...

Graph representing work

The area of the graph between the curve F and the X axis, represents the work carried out by the force between the two positions x0 and x. Review how to use the following visual and carry out the two ...

¿Quieres acceder a más contenidos educativos?

Rexístrate Acceso usuarios
Engadir a Didactalia
Ayuda juegos
Juegos de anatomía
Selecciona nivel educativo
    Mapas

    CARGANDO...

    Ir a Mapas
    CienciasNaturales

    CARGANDO...

    Ir a juegos de ciencias
    Un museo virtual con más de 17.000 obras de arte

    CARGANDO...

    Ir a Mis Museos
    Biblioteca

    CARGANDO...

    Ir a BNEscolar
    EduBlogs

    CARGANDO...

    Ir a Edublogs
    Odite

    CARGANDO...

    Ir a Odite
    Coa tecnoloxía de GNOSS