Posted by jimp on 07/27/06 14:45

In sci.physics WinField <doghouse@operamail.com> wrote:


> Doesn't sound like you actually tested what you allude to above.

> As a kid, my friend and I strapped an Estes rocket engine to a
> balsa-wood glider, thinking it would really soar.

> What we got instead was a rather large "ball" of tiny balsa-wood chips
> raining gently down in front of us. We never did see the glider get
> shredded ... just phhttt, and a shower of fluttering chips.

> Science does surprise. Even kids.

> - winfield

Should have used Jet-X engines; lower peak thrust and longer burn time.

What we learned was if you didn't put foil over the balsa where the
exhaust hit it, you got a really neat in-flight fire.

--
Jim Pennino

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