Date: Wed Mar 11 10:18:36 2009 Back to Contents ------------------------------------------------------------------------

Author: Anthony Lapinski

Subject: Re: Big Bang density

Post:

I agree. I often cross post to both tap-l and phys-l.

You can't really do demos for this.

tap-l@lists.ncsu.edu writes:
>Forgive me, but I think this thread is not directly applicable to either
>doing Demos or doing Labs.
>
>I think this thread is another candidate for PIRA Chat
>
>http://groups.google.com/group/pira-chat
>
>
>Just my opinion,
>- J
>
>-----Original Message-----
>From: tap-l-owner@lists.ncsu.edu [mailto:tap-l-owner@lists.ncsu.edu] On
>Behalf Of Machele Kindle
>Sent: Wednesday, March 11, 2009 9:09 AM
>To: tap-l@lists.ncsu.edu
>Subject: Re: [tap-l] Big Bang density
>
>The "stuff" in the Big Bang wasn't the particles that we deal with. It
>wasn't even quarks, much less electrons and such.
>
>http://en.wikipedia.org/wiki/Graphical_timeline_of_the_Big_Bang
>
>Chele
>
>~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>For in the end, we will conserve only what we love.
>We will love only what we understand.
>We will understand only what we are taught. - Baba Dioum
>~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
>
>
>Anthony Lapinski wrote:
>> The cover story on the current (April, 2009) issue of Astronomy is,
>Why
>> The Universe Had No Beginning. Astronomers claim that at this time,
>the
>> universe had infinite density (zero volume). This has puzzled me for
>some
>> time. Isn't there a "maximum" density for matter? I mean, stuff is
>> composed of fundamental particles which supposedly have mass and take
>up
>> space. Or maybe their wave-like properties change this? Maybe the
>physical
>> laws as we know them today were somehow much different during this
>time?
>> Still, I find it difficult (mind boggling!) to understand that all the
>> matter in the entire universe was compressed into a single point.
>>
>> Does anyone know how this infinite density idea can be explained? Is
>it
>> being challenged by anyone in the scientific community? Or is this
>> something we all have to accept?
>>
>>
>>
>



From tap-l-owner@lists.ncsu.edu Wed Mar 11 10:18:36 2009

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