A display with a red bicycle and a red car on a white surface. Text in German discusses the efficiency of moving a 1000 kg car to transport a person weighing 70 kg. The bicycle is upright, and the car is placed to its right, illustrating a comparison.

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A display with a red bicycle and a red car on a white surface. Text in German discusses the efficiency of moving a 1000 kg car to transport a person weighing 70 kg. The bicycle is upright, and the car is placed to its right, illustrating a comparison.

A display with a red bicycle and a red car on a white surface. Text in German discusses the efficiency of moving a 1000 kg car to transport a person weighing 70 kg. The bicycle is upright, and the car is placed to its right, illustrating a comparison.