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Física

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 ...

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Equipo Didactalia

Física

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 ...

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Equipo Didactalia

Video Química

Internal Energy

"An object's internal energy is the kinetic energy from the random motion of the particles within it and the potential energy from movement of electrons in its atoms. Generally internal energy is repr ...