3 ms·

I think this explains it conceptually best: https://www.youtube.com/watch?v=k-trDF8Yldc https://www.youtube.com/watch?v=k-trDF8Yldc I'm surprised people have s

• ummonk 5y ago
  Yeah, this was exactly the mental model I used to simplify it. Nice to see it in action.
  • robbrown451 5y ago
    I bet your mental model didn't have all the stuffies, though.
    • ummonk 5y ago
      Yeah they add a nice touch - might start inserting them in my mental models going forward.
• cblconfederate 5y ago
  in this case though, it's not the ground that provides the motion but the wind. The mental equivalent of this with wind is not straightforward
  • robbrown451 5y ago
    In the video, the ruler is the equivalent to the wind. Admittedly he then shows moving the ground, to further illustrate the concept.