Sujet du brevet 2024 d'anglais — Amérique du Nord — candidats libres

24LVANAN1 Page DIPLÔME NATIONAL DU BREVET SESSION 2024 Épreuve de langue vivante étrangère : ANGLAIS TOUTES SÉRIES Durée : 1 heure 30 L’usage de la calculatrice et du dictionnaire n’est pas autorisé. Dès que le sujet vous est remis, assurez-vous qu’il est complet. Le sujet comporte 5 pages numérotées de à Le candidat répondra directement sur le sujet, sans le dégrafer. Le sujet est rendu dans son intégralité en fin d’épreuve. Le candidat veille à compléter le cartouche d’anonymat au verso des pages indiquées. Barème : I. COMPRÉHENSION D’UN TEXTE ÉCRIT 50 points II. EXPRESSION ÉCRITE 50 points 24LVANAN1 Page Columbia University Engineers 3D Print An Edible1 Cheesecake Over the years, scientists hav e used 3D printers for various products. They include electronic devices, jewelry and even artificial organs. Now, mechanical engineers from New York's Columbia University have unveiled a 3D-printed cheesecake made with seven ingredients. This is the most number of items ever used to print a single food product. It is also the first time the food was asse mbled and cooked entirely by a 3D-printing 5 machine. In the past, 3D-printed food has requi red an additional step, such as baking or frying, before it is ready for consumption. Jonathan Blutinger and his team began by getting the seven ingredients ready for the print process. […] It took a total of 30 minutes to make the slice2. 10 "When you bite into it, you kind of feel the flavors hit you in different waves," Blutinger told New Scientist. […] The researchers unveiled their creation in t he journal NPJ Science of Food on March 21, 2023. They believe 3D printing can be used to make unique and healthy foods. The technology can particularly benefit the plant- based meat market. Here, texture and taste 15 must be carefully developed to resemble real meat. It can also help create customized meals for those with special dietary needs. Jennifer Uche, …