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Energy transfer (II)

The following visual studies the transformation of energy: the potential energy of a body can be transformed into kinetic energy in another. Some energies are transformed into others of a different ty ...

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 ...

Conservation of energy (I)

The theorem of conservation of mechanical energy states that the work carried out on a body is invested exactly in increasing some type of energy. When a there are only conservative forces in a system ...

What is work? (II)

Work is one of the ways of transmitting energy between bodies. The following visual will help you understand the concept of work by modifying the force and the angle which it forms with the horizontal ...

Work carried out by a pendulum

The following visual studies the work done by a pendulum: it is difficult to calculate as the force which acts on it varies constantly. If you select Table and start the animation you will be able to ...

What is energy?

A picture shows some transformations of energy. The energy from the sun passes to plants, to oil, to coal, to animals and to human beings; they take advantage of it by using the energy from oil, anima ...

Mechanical energy

Mechanical energy is what is produced by mechanical type forces, like elastic and gravitational forces.The following three pictures show situations involving mechanical energy.

Work-kinetic energy theorem

The theorem of live forces establishes that the work carried out by the forces acting on a system, is equal to its kinetic energy. The force which acts on the train in the visual is invested into incr ...

Transformation of energy

The following visual studies the transformation of energy: the potential energy of a body can be transformed into kinetic energy in another. Some energies are transformed into others of a different ty ...

Conservation of energy

The educational resource shows a visual about the conservation of energy: the sum of the kinetic energy and the potential energy of a body (mechanical energy) remains constant, provided there are no f ...

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