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Evolution of stars

The educational resource shows a visual about the evolution of stars. The visual allows you to have an idea of the main properties of a star during its normal life, that is, not during its birth or ...

Joule´s experiment

The educational resource shows an interactive animation about Joule´s experiment: the mechanical energy of a mass falling from a certain height can be transformed into an increase in temperature insid ...

Measurement of G

The educational resource shows a visual about the measurement of G: in 1798, Henry Cavendish, used an ingenious method to measure G, the constant of Universal Gravitation. He used a torsion balance, a ...

Changes in water

The educational resource shows an interactive animation about changes in water: the change from a solid to a liquid is called fusion. The change from a liquid to a gas is called evaporation. When wate ...

The internal combustion engine

The educational resource shows an interactive animation about the internal combustion engine: in real combustion engines, the energy is extracted from the combustion of some type of fuel, which has be ...

The shape of galaxies

The educational resource shows a visual about the shape of galaxies: what causes the variety of shapes among galaxies? Some are spiral galaxies, others are elliptical or spherical.

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.

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