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Les circuits imprimés

S1 E8
·
2015

The number of smartphones sold in the world in 2014 is 1.3 billion, with each of these terminals requiring 1 to 10 grams of tin for its proper functioning. Throughout this vignette, which illustrates each step in the manufacturing of an electronic circuit, from ore extraction to the use of a phone, a counter rotates rapidly and displays the distance traveled, from 0 cm to 13,281 kilometers.

Levels:
Élémentaire 5e année Secondaire 12e année
Subjects:
Sciences et technologie Matière et énergie
Skills:
Innovation Littératie numérique
French level:
A2 : Intermédiaire ou de survie B1 : Seuil
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E1 : La crevette

3 min 49 s
A luxury product ten years ago, the grey shrimp has now become a mass market product. But to be sold at attractive prices in the European hyper-distribution circuit, this crustacean makes a long journey.
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E2 : La rose

3 min 30 s
Pendant la dernière Saint-Valentin, ce ne sont pas loin de 14 millions de roses qui se sont écoulées pour la fête des amoureux. Mais entre la chauffe des serres, et le transport réfrigéré, le business de la rose est un monstre énergivore.
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E3 : Le bonbon

2 min 46 s
Throughout this vignette, illustrating each step of the candy-making process, from the harvesting of a beet to the sale of the candy, a counter rotates rapidly and displays the distance traveled by the beet, from 0 cm to 85 km. We hear everywhere that sugar is not good for our health. And yet, it comes from fruits and vegetables. …
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E4 : Les baskets recyclées

3 min 6 s
Throughout this vignette, illustrating each step in the making of a running shoe, from the recycling of a plastic bottle to the final result, a counter rotates rapidly and displays the distance traveled by the bottle, from 0 cm to 1,593 km.
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E5 : La pâte à tartiner

3 min 40 s
Throughout this vignette, which illustrates each step in the making of the spread, from the picking of a hazelnut, a counter rotates rapidly and displays the distance traveled by it, from 0 cm to 2,895 km.
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E6 : Les extensions de cheveux

3 min 46 s
Throughout this vignette, which illustrates the journey of the hair extensions from their point of departure to their point of arrival, a counter rotates rapidly and displays the path traveled by the hair, a distance starting at 0 cm and ending at 8,035.61 km.
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E7 : Le mas-réacteur d'avion

4 min 32 s
Throughout this capsule, which illustrates each step in the creation of an aircraft part, from the extraction of titanium in a quarry, a counter rotates rapidly and displays the distance traveled, from 0 cm to 6306 kilometers.
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E8 : Les circuits imprimés

4 min 3 s
The number of smartphones sold in the world in 2014 is 1.3 billion, with each of these terminals requiring 1 to 10 grams of tin for its proper functioning. Throughout this vignette, which illustrates each step in the manufacturing of an electronic circuit, from ore extraction to the use of a phone, a counter rotates rapidly and…
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E9 : Le lin

4 min 21 s
Linen is considered the fabric of the future. We find it everywhere: in car doors, in tennis rackets, but also in our clothes. And France is the world's leading producer of this so-called ecological fiber.
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E10 : Le papier

3 min 47 s
Paper is everywhere: in the office, in bathrooms and toilets... If the arrival of digital technology has made it possible to curb the consumption of paper, the real problem remains the quantity of water necessary for its manufacture because for 1 kilo of paper, it is necessary on average 500 liters of water... Throughout this capsule,…
    Levels:
    Élémentaire 5e année Secondaire 12e année
    Subjects:
    Sciences et technologie Matière et énergie
    Skills:
    Innovation Littératie numérique
    French level:
    A2 : Intermédiaire ou de survie B1 : Seuil