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Beginning of the visit in Hartberg ecological park in front of the building dedicated to science ... -
... Cathy and Yasmine are always smiling. -
The hall of the building ... -
... is flanked by many aquariums. -
Our guide recalls some scientific principles in front of the first workshop. -
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View of a part of the workshops focusing on mechanical sciences. -
How to multiply one's strength using a system of pulleys and ropes ... -
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Energy, Work. What is it? -
It takes a major effort to produce sufficient work to light a small lamp. -
Many theoretical solutions are presented: here the Stirling engine. -
Yasmine realizes it takes a major effort to produce meaningful work. Episode 2. -
Which ball comes first? -
Graph showing the energy efficiency of different technical processes. -
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View of a part of workshops focusing on electrical science and technology. -
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Theoretical solution to produce electrical energy using photovoltaic cells. -
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Solar furnace: a concentrated light with a concave shape produces a large heat at a point. -
Theoretical solution for a solar water heater -
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Induced current -
Theoretical solution to use wind energy -
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Back in the entrance hall -
Beautiful aquarium with some piranhas ... -
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The clownfish protects itself from predators by rubbing against a venomous coral. -
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Short lunch break on the terrace -
Tower of global warming shows ... -
... the height of rising water associated with increasing temperatures ... -
... as well as the flora and fauna that could suffer. -
Growing world population with the developing countries in brown. -
View of the park from the tower -
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Departure of the VIP bus consuming a lot of diesel ...
