Autorotation in Africa

Autorotation in Africa

SmarterEveryDay0 minMay 23, 2012
2 chapters
  • Introduction to Autorotation Concept(0'040'20)
    Helicopter physics is a combined effort from people all over the world, including Raul Pateras Pescara from Argentina who came up with the concept of autorotation.
    Autorotation is when something falls down and rotates as it descends.
    This phenomenon can be observed in maple tree seeds, which naturally demonstrate autorotation as they fall.
    The creator took a toy demonstrating autorotation to Africa to show children this concept for the first time, then analyzed the physics behind it.
  • Autorotation Demonstration with Children(0'200'47)
    A toy demonstrating autorotation was shown to children in Africa who were seeing it for the first time.
    The children responded with laughter and excitement upon witnessing the spinning motion of the autorotating toy.
    Showing the visual demonstration before explaining the physics principles makes the concept more engaging and easier to understand.
    After the demonstration, the physics principles of autorotation would be explained in detail.