Sunday, May 5, 2013

Why does ice stick to a cement block wall?

My kids were playing outside the other morning, supposedly watching a piece of ice melt.  Incidentally, the ice contained the popcorn mentioned in my previous post.  Ever since watching the Sid the Science Kid episode with fruit frozen in ice, they have wanted to freeze everything!

Anyway, my son ran back into the house shouting, "Mom, come quick!"  Slightly worried that my daughter might be lying in the yard injured, I hurried outside to find this.

Read more at Thriving STEM.




2 comments:

  1. My guess is that it is melting into the wall (catching on the unevenness so it stays put)? But I don't know. So fascinating!

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    Replies
    1. Catching on the unevenness was my first guess too.

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