The Cellar - View Single Post - Asteroid passes just 8,700miles from Earth

Urbane Guerrilla · 11-17-2009, 07:27 PM

The moon does resonate from sufficient impact. It's because it's solid to the core and has been for about the last 3 billion years. Entropy, however, damps the resonating in due course. Earth, with a core that is partly liquid and the most of that iron, damps the ringing much quicker.

11-17-2009, 07:27 PM	#8
Urbane Guerrilla Person who doesn't update the user title Join Date: Jul 2002 Location: Southern California Posts: 6,674	The moon does resonate from sufficient impact. It's because it's solid to the core and has been for about the last 3 billion years. Entropy, however, damps the resonating in due course. Earth, with a core that is partly liquid and the most of that iron, damps the ringing much quicker. __________________ Wanna stop school shootings? End Gun-Free Zones, of course.