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The planet in question is nanoseconds from being sucked into a black hole. Now, as impossible as it would be, lets assume that there is still an atmosphere on the planet and its gravitational force "somehow" has enough sway over the black hole to pull the tree to the ground. The tree crashes nanoseconds before the planet inters the hole, but our listening device is just far enough out of reach for the sound to travel to it in those few nanoseconds.

So... Does it make a sound?

2006-08-31 13:30:51 · 13 answers · asked by ba_tche 2 in Science & Mathematics Physics

13 answers

Probably not. Even though there is a medium for the sound to travel through, the problem is that a few nanoseconds is too short a time for a noise to be generated. A single vibration of 1 millisecond would be a sound of 1KHz. A single vibration of 1 microsecond would be 1MHz (beyond human hearing). A single vibration of 1 nanosecond would be 1GHz(well beyond human hearing). And even if you could generate a soundwave, it can only travel so fast through a solid, liquid or gas medium, and a few nanoseconds is just too short an amount of time for a soundwave to propagate. The speed of sound just is not that fast when compared to nanoseconds.

2006-08-31 15:01:56 · answer #1 · answered by sparc77 7 · 0 0

Yes. There's an atmosphere in which to transmit the sound waves and an impact which causes the sound in the first place so there would be sound.

2006-08-31 13:38:55 · answer #2 · answered by Trevor 7 · 0 0

Yes, as it is only uninhabited. The sound still has a medium to travel by.

2006-08-31 16:09:15 · answer #3 · answered by Neo 1 · 0 0

Yes!

2006-08-31 13:37:03 · answer #4 · answered by rltouhe 6 · 0 0

yes

2006-08-31 13:36:44 · answer #5 · answered by NY 3 · 0 0

o yes

2006-08-31 13:35:36 · answer #6 · answered by audree 4 · 0 0

yes....just because the sound might not be audible, doesn't mean it doesn't make a sound

2006-08-31 13:35:55 · answer #7 · answered by Mickey Blue Eyes 3 · 0 0

LOL yes it does.

2006-08-31 14:41:42 · answer #8 · answered by Natalie Rose 4 · 0 0

if i kicked you in the buttocks will it heart?

2006-08-31 13:34:08 · answer #9 · answered by Jerry 2 · 0 0

No

2006-08-31 14:07:52 · answer #10 · answered by Tony 2 · 0 0

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