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Solar pendulum

This solar pendulum demonstrates different scientific principles : Concentration of sunlight rays with reflectors Greenhouse effect and absorption of solar radiation by dark colours Expansion and contraction of water due to temperature changes Transformation of solar thermal energy into ... »
pendulum, sunlight, rays, reflectors, greenhouse
Note
Difficulté
Durée3h 0 min.
Date27.11.2013
Langue(s)

Solar chimney

The use of sun energy is not limited to photovoltaic cells for electricity or solar thermal collectors for heating. Other ideas exist, often still experimental, like the solar chimney. A huge project of this type is planned in Australia with a tower 1 km high!   The construction of a solar chimney ... »
photovoltaic, collectors, chimney, greenhouse, absorption
Note
Difficulté
Durée3h 0 min.
Date16.05.2013
Langue(s)
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