1. Our first roundabout (map: http://bit.ly/d1zQgI). I had to put it to good use as a physics demo. Why does the bobber behavior this way?

    Side note: a helium balloon tied to the car's cup holder does something different.

    # vimeo.com/11817500 Uploaded 2,045 Plays 0 Comments
  2. Using a YCBO superconductor and liquid nitrogen, my student teacher (Sarah Marheine) demonstrates the Meissner Effect.

    http://en.wikipedia.org/wiki/Yttrium_barium_copper_oxide
    http://en.wikipedia.org/wiki/Meissner_effect

    # vimeo.com/11364456 Uploaded 611 Plays 0 Comments

Science

Sheng Ho

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