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Physics and radio

Posted on 5/13/17 at 10:17 pm
Posted by deeprig9
Unincorporated Ozora
Member since Sep 2012
70387 posts
Posted on 5/13/17 at 10:17 pm
All waves must travel through a medium so through space what medium do radio waves flow?
Posted by Commander Data
Baton Rouge, La
Member since Dec 2016
7291 posts
Posted on 5/14/17 at 5:01 am to
quote:

All waves must travel through a medium so through space what medium do radio waves flow?


Your statement is incorrect. The medium theory was widely accepted at one time but eventually proven untrue. Sound does indeed need a medium. That is why there is no sound in space but waves in the light spectrum such as radio waves move freely through the vacuum of space.
Posted by GatorsGators
Member since Oct 2012
13784 posts
Posted on 5/14/17 at 8:34 am to
Radio waves are in the same spectrum as visible light. Just has different frequency. Electromagnetic waves don't need medium -- light passes through space, afterall.
Posted by athenslife101
Member since Feb 2013
19837 posts
Posted on 5/14/17 at 9:07 am to
Well, all sound really is is vibrations that cillia in your ear are specifically designed to pick up. In space, there is nowhere for these vibrations to travel due to the lack of atmosphere
Posted by athenslife101
Member since Feb 2013
19837 posts
Posted on 5/14/17 at 9:12 am to
Electro-magnetic waves covers a full spectrum.

What those waves are depends on the frequency of that wave.

Radio waves are very slow.

Then you get microwaves

Then light

Then infra red

Then x ray

Then gamma ray.



Posted by Kentucker
Cincinnati, KY
Member since Apr 2013
19351 posts
Posted on 5/14/17 at 9:16 am to
While there's no evidence yet that light waves require a medium, we are starting to see space as something that's jam-packed with yet-to-be-discovered particles. The Higgs boson is the first to be seen and it confirmed that space is filled with the Higgs Field, which assigns mass to particles.

All massless particles, such as photons and neutrinos, must travel at the speed of light. Why is that? Are photons propagating through the Higgs Field in a manner that resists mass being assigned to them? Or are they eventually influenced by the Higgs boson and other soon-to-be-found Higgs particles and become another type of particle?

We're living in a golden age of reductionist knowledge. Soak it up.
Posted by deeprig9
Unincorporated Ozora
Member since Sep 2012
70387 posts
Posted on 5/14/17 at 7:27 pm to
Thanks for the quality answer.
Posted by Kentucker
Cincinnati, KY
Member since Apr 2013
19351 posts
Posted on 5/14/17 at 10:06 pm to
From one UGA grad to another, you're entirely welcome. Reductionism is my thing.
This post was edited on 5/14/17 at 10:09 pm
Posted by Trumansfangs
Town & Country
Member since Sep 2018
7654 posts
Posted on 3/5/19 at 6:09 pm to
quote:

We're living in a golden age of reductionist knowledge.



Posted by BoozeDawg
ATLANNUH
Member since Sep 2018
1481 posts
Posted on 3/5/19 at 6:28 pm to
no the same thing but reading about sounds made me think of synesthesia. Which is super interesting but hard for me to wrap my brain around
Posted by KSGamecock
The Woodlands, TX
Member since May 2012
22982 posts
Posted on 3/5/19 at 7:26 pm to
quote:

From one UGA grad to another
quote:

Kentucker
quote:

From one UGA grad
quote:

Kentucker
quote:

UGA grad
quote:

Kentucker
quote:

UGA
quote:

Kentucker
quote:

Georgia
quote:

Kentucker


Shocked emoji
Posted by SECdragonmaster
Order of the Dragons
Member since Dec 2013
17181 posts
Posted on 3/5/19 at 7:57 pm to
quote:

Shocked emoji


Think he is an alter?
Posted by thatguy45
Your alter's mom's basement
Member since Sep 2017
19422 posts
Posted on 3/5/19 at 8:57 pm to
Kentucker is a front account for the last person with any freewill in a dimension of meat puppets with only one super university in which everyone are given matching hair cuts and jumpsuits. He took it upon himself to take in as much information as possible so he had to go to this one university, jawja. He hooked himself up to the overlord's computer and downloaded all the info into his neural chipset
Now he is a shell filled with information on physics that posts here, hoping to finally unlock his mission, but in reality he doesn't know, he just knows he likes physics
Posted by KSGamecock
The Woodlands, TX
Member since May 2012
22982 posts
Posted on 3/5/19 at 9:48 pm to
Kentucker went to UGA. You're from Indiana. Are there any real Kentuckistanis?
Posted by thatguy45
Your alter's mom's basement
Member since Sep 2017
19422 posts
Posted on 3/5/19 at 9:55 pm to
Yes there are. Its not like Australia
Posted by Woodreaux
OC California
Member since Jan 2008
2790 posts
Posted on 3/6/19 at 2:11 am to
That's a relief. Drop bears scare the shite out of me.
Posted by LouisvilleKat
Member since Oct 2016
19056 posts
Posted on 3/7/19 at 10:11 am to
quote:

Yes there are. Its not like Australia
Not to complicate the issue my sister is a Kentucky grad from Australia.
Posted by LouisvilleKat
Member since Oct 2016
19056 posts
Posted on 3/7/19 at 10:16 am to
quote:

That's a relief. Drop bears scare the shite out of me.

They are a scourge and your concern is perfectly well founded.



When Canadian explorers first encountered the danger they quickly developed field equipment to deal with the threat but not before early settlements were cleared out entirely.



Always wear protection.
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