<ul><li>Manu jumping is a competitive sport that involves creating the highest splash when jumping into the water.</li><li>According to a study, the best manu jumpers enter the water back first, creating a V-shape with their legs and upper body.</li><li>A 45° angle between the legs and torso results in the highest splashes, as it creates a deep and wide air cavity that quickly closes.</li><li>The study also found that rolling and kicking in the water, along with an optimal opening time of 0.26 s, contributes to making the highest splashes.</li></ul>

Manu jumping: the physics of making a bigger splash

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