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/sci/ - Science & Math


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9313327 No.9313327 [Reply] [Original]

What speed would an hydrogen atom need to pass through Earth from one side to the other?
Would it have consequences?

>> No.9313351

>>9313327
>breddy fast
>nothing

>> No.9313672

Witdth of the earth is about 40k km. it depends on how much speed u want to give IT

>> No.9313799

How much speed would a bullet need to travel through a hundred light-years of solid steel from side to side? Would there be consequences?

>> No.9313803

it would just fuse with something

>> No.9313853

>>9313672
width is 2*6371 km anon

>> No.9313913

>>9313327
it's just a probability problem
it's quite improbable but it could just tunnel all the way through

>> No.9313929
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9313929

>>9313799
Anon I...

>> No.9314024

>>9313913
couldn't it go so fast that it reaches the other side just dragging ("pushing") matter with it?

>> No.9314050

>>9314024
A classical particle would have a lot of trouble doing this, it wouldn't be as simple as a bullet through water. Consider the unintuitive fact that impact craters are always approximately the same depth irrespective of the speed of the projectile, though obviously they become wider and more destructive, releasing more energy. Obviously a single particle can't be modeled in exactly the same way but I think the same principle would probably apply, in that after a point, even though the surrounding matter receives more energy it wouldn't get significantly deeper even when making the particle much more energetic.

>> No.9314055

>>9313327
it would have to be extremely slow.

if it goes too fast it's de Broglie wavelength will be so short.

There's a chance the atom goes through without being absorbed if its de Broglie wavelength is bigger than the diameter of the planet.

3.1 x 10^-14 m/s

>> No.9314084

>>9314055
Aren't those kinds of equations and waves only relevant to our measurements?

I am not sure they are ontological, "real" properties of matter