A body in motion will compress the fluid in front of it, changing its density and generating noise. There is no perfect vacuum, so the same effect happens there.
It's just very^googol weak in space. ;-)
Cheers,
Scott.
Great question from the kid
- (drook)
- (7)
- June 2, 2011, 09:35:13 PM EDT
1) No. 2) Either is Ok - colloquialism.
-NT
- (Another Scott)
- June 2, 2011, 09:52:40 PM EDT
Actually...
- (folkert)
- (5)
- June 3, 2011, 08:41:32 AM EDT
Yeahbut, *anything* that moves "makes a sound". ;-)
-NT
- (Another Scott)
- (4)
- June 3, 2011, 09:55:54 AM EDT
Even in orbit...?
-NT
- (malraux)
- (1)
- June 3, 2011, 03:04:17 PM EDT
Sure.
- (Another Scott)
- June 3, 2011, 03:47:59 PM EDT
He's right, they are really the same thing
- (mhuber)
- (1)
- June 3, 2011, 05:40:21 PM EDT
Yup. 'Tis true.
-NT
- (Another Scott)
- June 3, 2011, 08:12:32 PM EDT