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  2. Yaw (rotation) - Wikipedia

    en.wikipedia.org/wiki/Yaw_(rotation)

    Yaw, pitch and roll in an aircraft Yaw motion in an aircraft Mnemonics to remember angle names A yaw rotation is a movement around the yaw axis of a rigid body that changes the direction it is pointing, to the left or right of its direction of motion.

  3. Yawn - Wikipedia

    en.wikipedia.org/wiki/Yawn

    The yawn reflex has long been observed to be contagious. In 1508, Erasmus wrote, "One man's yawning makes another yawn", [39] and the French proverbialized the idea to "Un bon bâilleur en fait bâiller sept" ('One good gaper makes seven others gape'). [40] Often, if one person yawns, this may cause another person to "empathetically" yawn. [23]

  4. Ship motions - Wikipedia

    en.wikipedia.org/wiki/Ship_motions

    Ship motion test – Scale model a hydrodynamic test to predict full size behaviour Six degrees of freedom – Types of movement possible for a rigid body in three-dimensional space Flight dynamics – Study of the performance, stability, and control of flying vehicles

  5. Why you yawn when you’re bored, according to experts - AOL

    www.aol.com/lifestyle/why-yawn-bored-according...

    Why do I yawn when I’m bored? Karen D. Sullivan, Ph.D., board-certified neuropsychologist and creator of I Care For Your Brain calls boredom-induced yawning the “biggest myth” associated ...

  6. Aircraft principal axes - Wikipedia

    en.wikipedia.org/wiki/Aircraft_principal_axes

    The position of all three axes, with the right-hand rule for describing the angle of its rotations. An aircraft in flight is free to rotate in three dimensions: yaw, nose left or right about an axis running up and down; pitch, nose up or down about an axis running from wing to wing; and roll, rotation about an axis running from nose to tail.

  7. The meaning behind your dog's yawn revealed - AOL

    www.aol.com/article/2016/06/06/the-meaning...

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  8. Yaw system - Wikipedia

    en.wikipedia.org/wiki/Yaw_system

    Schematic representation of the main wind turbine components. The yaw system is located between the wind turbine nacelle and tower. The yaw system of wind turbines is the component responsible for the orientation of the wind turbine rotor towards the wind.

  9. Yaw damper - Wikipedia

    en.wikipedia.org/wiki/Yaw_damper

    A yaw damper (sometimes referred to as a stability augmentation system [1]) is a system used to reduce (or damp) the undesirable tendencies of an aircraft to oscillate in a repetitive rolling and yawing motion, a phenomenon known as the Dutch roll.