30-05-2023
Physics

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Dans un TGV.
Dans unTGV lancé à peine vitesse, Lucas observe les repères placés le long des voies et constate qu'il parcout 7 km en 1m 26s.

Calcule la vitesse du train en m/s (arrondie au dixième) puis en km/h (arrondie à l'unité).

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