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- Newsgroups: talk.origins
- Path: sparky!uunet!destroyer!news.iastate.edu!IASTATE.EDU!danwell
- From: danwell@IASTATE.EDU (Daniel A Ashlock)
- Subject: Re: Moon Dust
- Message-ID: <1993Jan25.155316@IASTATE.EDU>
- Sender: news@news.iastate.edu (USENET News System)
- Reply-To: danwell@IASTATE.EDU (Daniel A Ashlock)
- Organization: Iowa State University
- References: <1k1a58INN3d1@dmsoproto.ida.org>
- Date: Mon, 25 Jan 1993 21:53:16 GMT
- Lines: 17
-
- In article <1k1a58INN3d1@dmsoproto.ida.org>, rlg@omni (Randy garrett) writes:
- > One piece of evidence advanced for a young universe concerns
- > the depth of dust on the moon. In my younger years, I remember
- > quite a bit of concern about the depth likely to be encountered
- > on the moon. Many people expected 20 - 40 feet of the stuff
- > based on calculated accumulations. Fortunately for Neil
- > Armstrong, there turned out to be much less -- of order
- > a few inches. Anyone know what the accepted reconcilation
- > of the discrepancy is?
- >
- >
- Vacuum bonding. Dust stays dust on earth in part because adsorbed air
- makes it hard for dust particles to bond. On the moon they flow back
- together slowly.
-
- Dan
- Danwell@IASTATE.EDU
-