Subject:
|
Re: Hot Paper?
|
Newsgroups:
|
lugnet.off-topic.geek
|
Date:
|
Tue, 28 Nov 2000 16:08:35 GMT
|
Viewed:
|
221 times
|
| |
|
|
In lugnet.off-topic.geek, Larry Pieniazek writes:
> In lugnet.off-topic.geek, David Martineau writes:
>
> > Being in a vacuum, how would you heat the surroundng nothingness to 500
> > degrees? Aren't vacuums, by definition, a few degrees above absolute zero?
>
> Incident radiation. The paper may BE in a vacuum, but it, itself, is not a
> vacuum, it has density greater than 0. Hence paper is not a vacuum.
>
> Consider why some satellites spin. To keep their surface temperature within
> bounds, by allowing the side in darkness to radiate heat that was received
> while it was in light.
So all we need to do to solve this is build and launch a satellite made
out of paper. Think of how little fuel we'd need!
Dave!
|
|
Message is in Reply To:
 | | Re: Hot Paper?
|
| (...) Incident radiation. The paper may BE in a vacuum, but it, itself, is not a vacuum, it has density greater than 0. Hence paper is not a vacuum. Consider why some satellites spin. To keep their surface temperature within bounds, by allowing the (...) (24 years ago, 28-Nov-00, to lugnet.off-topic.geek)
|
10 Messages in This Thread:
 
- Entire Thread on One Page:
- Nested:
All | Brief | Compact | Dots
Linear:
All | Brief | Compact
|
|
|
|
