I am saving these for my Grandsons Cub Scout group. thanks Ray.L
On Mon,
Sep 08, 2008 at 07:18:17AM +1000, Ray Boyce wrote:
> Your friends won't believe this!
>
> You will need
>
> . balloon
>
> . paper clip
>
> What to do
>
> Balloon with paperclip inserted
>
> Blow up a balloon and tie the neck in a knot. Look carefully at the
> stretched rubber in different parts of the balloon. Which parts of the
> balloon are stretched more? Which parts have a darker colour?
>
> Unfold a paper clip so that one end is straight. Do not let go of the
> paperclip as you do this activity - otherwise you could be in danger from a
> flying paperclip! Stick the straight end into the balloon near the neck or
> near the tip. Does the balloon burst? Remove the paperclip. What happens to
> the air inside the balloon? Stick the straight end through the side of the
> balloon. What happens?
>
> Think about it
>
> The colour of the balloon is darker where the balloon is least stretched -
> near the neck and near the tip of the balloon. Slightly stretched rubber
> does not pull away from a hole made in it - and the air inside the balloon
> will leak out quite slowly. This idea is used in self-sealing fuel tanks in
> racing cars and aircraft. The colour is lighter at the sides of the balloon.
> This is where the balloon is stretched the most. Tightly stretched rubber
> pulls away quickly if a hole is made in it - and the balloon bursts!
>
> Explore more
>
> Stick some tape on the side of an inflated balloon. Stick the straight end
> of a paper clip through the tape and through the tightly stretched rubber on
> the side of the balloon. What difference does the sticky tape make? Use
> different types of tape. Do some types work better than others in stopping
> balloons from bursting?
>
> Can you make a balloon kebab? Blow up several balloons and thread them on a
> long piece of wire. Where can you stick the wire without bursting any
> balloon?
>
>
>
>
>
> [Non-text portions of this message have been removed]
>
--
1/2 oz. gin
1/2 oz. vodka
1/2 oz. rum (preferably dark)
3/4 oz. tequilla
1/2 oz. triple sec
1/2 oz. orange juice
3/4 oz. sour mix
1/2 oz. cola
shake with ice and strain into frosted glass.
Long Island Iced Tea
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