Re: Isn't Water Like Zero Gravity?
- From: Rich Travsky <traRvEsky@xxxxxxxxxxxxxxx>
- Date: Wed, 15 Jun 2005 07:47:37 -0600
John Roth wrote:
>
> To respond to the caption.
>
> No, water is not like zero gravity. NASA, at
> least, does not think so or they would not have
> spent a lot of money on simulating zero gravity
> by having a plane go like a bat out of hell for
> a while and then cutting the power so the
> occupants float.
Actually, NASA has water tanks for just that purpose since
at least the Apollo program.
http://www.cr.nps.gov/history/online_books/butowsky4/space17.htm#photos
Called the "Neutral Buoyancy Space Simulator"...
> If all one did was float, yes, the organism might
> lose muscle mass and bone mass, but the same
> can be said for staying in bed all the time.
>
> The best two counterexamples to this piece
> of pseudo-scientific nonsense are: 1. Fish don't
> lose muscle mass and bone density by being in
> water full time. Neither do cetacea nor pinepedia,
> nor the numerous semi-aquatic mammals we know
> of.
>
> 2. Swimming is frequently regarded as the best
> balanced exercise one can do.
>
> John Roth
.
- References:
- Isn't Water Like Zero Gravity?
- From: firstjois
- Re: Isn't Water Like Zero Gravity?
- From: John Roth
- Isn't Water Like Zero Gravity?
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