On Sun, 14 Oct 2012 07:58:57 +0800, Robert Bannister
<
rob...@clubtelco.com> wrote:
>On 14/10/12 7:26 AM, Peter Duncanson [BrE] wrote:
>> On Sat, 13 Oct 2012 16:08:03 -0700 (PDT), Yusuf B Gursey
>> <
ygu...@gmail.com> wrote:
>>
>>> On Oct 12, 5:09 pm, "Peter T. Daniels" <
gramma...@verizon.net> wrote:
>>>> On Oct 12, 9:36 am, "Peter Duncanson [BrE]" <
m...@peterduncanson.net>
>>>> wrote:
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>> On Fri, 12 Oct 2012 05:36:58 -0700 (PDT), "Peter T. Daniels"
>>>>
>>>>> <
gramma...@verizon.net> wrote:
>>>>>> On Oct 11, 5:30 pm, Mike L <
n...@yahoo.co.uk> wrote:
>>>>>>> On Thu, 11 Oct 2012 13:09:53 -0700 (PDT), "Peter T. Daniels"
>>>>>>> <
gramma...@verizon.net> wrote:
>>>>>>>> On Oct 11, 3:22 pm, Yusuf B Gursey <
ygur...@gmail.com> wrote:
>>>>>>>>> On Oct 11, 9:55 am, "Peter T. Daniels" <
gramma...@verizon.net> wrote:
>>>>>>>>>> On Oct 11, 8:08 am,
na...@mips.inka.de (Christian Weisgerber) wrote:
>>>>>>>>>>> Peter T. Daniels <
gramma...@verizon.net> wrote:
>>>>
>>>>>>>>>>>>> Gunpowder was used in Tudor burnings, though. At least one of the
>>>>>>>>>>>>> Oxford Martyrs - Ridley, I think - had a bag of gunpowder placed
>>>>>>>>>>>>> around his neck by his brother. I'm not quite sure of the effect: I
>>>>>>>>>>>>> can't imagine a bag would explode, so perhaps it was a question of
>>>>>>>>>>>>> taking a few breaths of the fumes while trying not to notice the pain.
>>>>
>>>>>>>>>>>> Why wouldn't it explode?
>>>>
>>>>>>>>>>> Because gunpowder does not explode unless strongly enclosed.
>>>>>>>>>>> It just deflagrates.
>>>>
>>>>>>>>>> Do you suppose they didn't know that? Why would the bag (presumably
>>>>>>>>>> leather) not be fully packed and tightly tied?
>>>>
>>>>>>>>> I presume that the bag will go up in flames and not put pressure on
>>>>>>>>> the exploding gas.
>>>>
>>>>>>>> Leather going up in flames before the powder explodes? When's the last
>>>>>>>> time you tried to burn a shoe?
>>>>
>>>>>>> I think there's something in that: after all, fireworks are made of
>>>>>>> cardboard. A leather one sounds feasible, as long as it had a fuse.
>>>>>>> But I'm still not sure precisely how it would cause death: I don't
>>>>>>> know how much bang you need to decapitate somebody, but I suppose
>>>>>>> quite a small charge would cut his throat.
>>>>
>>>>>> In the Tudors episode, it was a metal ball maybe an inch in diameter
>>>>>> and basically blew her head off. And we know from the spyglass episode
>>>>>> that their historical research was accurate to the last detail!
>>>>
>>>>>>> (In Libya one sometimes heard a bang and saw a splash down the bay.
>>>>>>> This was one of the local fishermen at work. It was unsurprising that
>>>>>>> he had one hand.)
>>>>
>>>>>> Surely one sees the splash and then hears the bang.
>>>>
>>>>> If you happen to be looking in the right direction. The splash
>>>>> presumably lasts for long enough for someone to hear the sound, look in
>>>>> that direction and see the splash.
>>>>
>>>> I find that rather hard to believe. Or gravity works slower out there?
>>>
>>> I don't know what you mean by "gravity works slower" but the net
>>> gravitional acceleration is less near the Equator due to the increased
>>> centrifugal force and also the bulge of the Earth. that's why Florida
>>> has been chosen for space launches.
>>
>> The tangential speed of the surface of the Earth is also a help.
>>
http://en.wikipedia.org/wiki/Rotation_of_the_Earth#Angular_speed
>>
>> ...the Kennedy Space Center is located at 28.59� North latitude,
>> which yields a speed of: ... 1,470.23 kilometres per hour (913.56
>> mph)
>>
>
>But why aren't Floridans taller than average?
The average height of Floridans is reduced by the presence of large
numbers of shrunken retirees from all over the US.
--
Peter Duncanson, UK
(in alt.usage.english)