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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 ...

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.

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 ...

Efficiency of a machine

Efficiency is a concept associated with work done by machines.In Physics this concept is defined as the quotient between the useful work done by the machine in a given interval of time and the total w ...

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 ...

Change of phase

The educational resource shows an interactive animation about the change of phase: solids melt when they are heated and liquids evaporate, changing to a gaseous state. If you increase the vibration of ...

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