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The solar system (II)

The educational resource shows a visual: it is a simulation of the solar system, you can select the planet you want to see and also vary the plane of the orbits.

The mechanical equivalent of heat

The educational resource shows an interactive animation about the mechanical equivalent of heat: if energy is measured in Joules and heat is a form of energy, what is the relation between Joules and c ...

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 ...

Equipotential surfaces

The educational resource shows a visual about the equipotential surfaces: they are formed by all points with the same potential.

Free fall in air

The educational resource shows a visual about the free fall in air: when a body falls through a fluid such as air, its shape is important.

Free fall

The educational resource shows a visual about the free fall in vacuum: whatever their shape and mass, all bodies fall with the same speed in a vacuum.

Comets

The educational resource shows a visual about the comets: Comets are small bodies, generally measuring less than 100 km in diameter. They tend to be made principally of ice. When they near the Sun, t ...

The planets

The educational resource shows a visual about the planets: in addition to our planet, there are another eight planets travelling around the sun.

The thermometer

The educational resource shows an interactive animation about the thermometer: the fact that mercury and alcohol expand when the temperature increases is used to construct thermometers. If we fix the ...

Solar eclipse

The educational resource shows a visual about the eclipses: eclipses of the sun and moon are caused by the moon crossing between the sun and the earth (solar eclipse) or by the earth crossing between ...

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