What would happen if the Earth's oceans were replaced with fresh water? | AskScience Blog

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Sunday, May 21, 2017

What would happen if the Earth's oceans were replaced with fresh water?

What would happen if the Earth's oceans were replaced with fresh water?


What would happen if the Earth's oceans were replaced with fresh water?

Posted: 20 May 2017 06:27 PM PDT

What does it feel like walking in areas with high radiation? Does it feel hot or something? Does it smell? Harder to breathe? Or is the only way you will figure it out (w/out a Geiger meter) is when you start to get sick?

Posted: 21 May 2017 05:55 AM PDT

EDIT: Sorry for the wrong flair. Not a science guy so I just kind of associated the elements involved with chemistry

submitted by /u/FangFingersss
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What happens to the gas inside a car's tires when it starts moving, while it's going, and when it stops after already moving? Does it stay stationary, or spin with the tire?

Posted: 20 May 2017 04:04 PM PDT

Does our atmosphere always stay a constant shape around Earth?

Posted: 20 May 2017 02:57 PM PDT

Or would it act like the water around the towel in this experiment done on the ISS by Chris Hadfield

submitted by /u/tehdubbs
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[Physics] If there are no states for an electron to occupy between conduction and valence bands, then what is the Fermi Level if it lies between the conduction and valence bands ?

Posted: 21 May 2017 03:23 AM PDT

[medicine] how come you can't just cut off a wart?

Posted: 20 May 2017 04:30 PM PDT

Which would be the problem of a supercritical helium turbine?

Posted: 21 May 2017 03:18 AM PDT

I was looking about molten salt reactors, the 3 of them sodium, fluoride and chloride salt reactors and, i did seen that in many reactor designs there's the reactor liquid fuel internal circuit, and a second circuit which exchanges heat with the primary salt, and then goes to a water heat exhanger that makes the turbine spin, thinked in deleting the intermediate circuit and send water directly to the reactor vessel with a heat exchanger. But then there's the problem of the reactions the sodium and water at those temperatures can make so i thinked why not changing water to helium at very high pressure? Is an inert gas, isn't flamable, and i think it doesn't react with salts

Which would be the pressures to mantain a supercritical or ultrasupercritical helium state at 500ºC? I would get problems trying to condesing it to delviering it to the reactor again?

submitted by /u/Comunismo_videlista
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Where does the number e come from?

Posted: 20 May 2017 02:27 PM PDT

By whom, how and when was it discovered and proved?

submitted by /u/MeatyOs
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Is there a limit to the density of matter?

Posted: 20 May 2017 04:36 PM PDT

For instance in a super massive black hole the density is greater than the density of the sun.

submitted by /u/Itrusteverything
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Efimov physics: could someone explain the significance?

Posted: 20 May 2017 09:59 PM PDT

I stumble on an article about the Efimov Effect. There were only a couple of posts on reddit about it and most of the comments were deleted.

I'm a lay person (ie. don't have a degree in physics) and was hoping someone might be able to explain why pairing three bosons is such a breakthrough. I've searched everywhere for an answer, but couldn't find anything that explained the potential applicability of this or how this alters the classical view of physics.

Is it just that it suggest things work differently at the quantum level than we think?

Thanks!

submitted by /u/joekerr37
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How can you tell if a solid ball of substance is uniformly dense?

Posted: 20 May 2017 07:47 PM PDT

Supposing that any places of lesser density are exactly centered within it, like a perfectly spherical truffle with perfectly spherical chocolate filling, and assuming you don't know what material it is so you can't just try displacement.

submitted by /u/PistachiNO
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Why is Vaseline, a petroleum derived product, good for your skin? Aren't petroleum and plastics bad for your body?

Posted: 20 May 2017 05:26 PM PDT

what is the strange pendulum effect called?

Posted: 21 May 2017 02:56 AM PDT

https://www.youtube.com/watch?v=dDU2JsgLpm4

what is the term for the effect where the sections start and continue to work independantly of each other?

submitted by /u/MattBlackG
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Can a known file be used to crack encryption?

Posted: 20 May 2017 05:45 PM PDT

With the "locker" viruses spreading around lately, I was wondering if having file with well known content, possibly very large, could be used to determine the code used to encrypt that file. TIA

submitted by /u/bobroberts1954
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[Geology][Physics] If we were to drill a hole that reached the core of Earth, what would happen?

Posted: 20 May 2017 04:15 PM PDT

Akin to electric field, does gravitational field store energy too?

Posted: 20 May 2017 02:30 PM PDT

How do LCD dispays work?

Posted: 20 May 2017 04:40 PM PDT

Is it true that one pound of body fat is equivalent to 3,500 calories?

Posted: 20 May 2017 03:57 PM PDT

How does rust affect a chrome spring?

Posted: 20 May 2017 11:19 AM PDT

I bought a grip strength trainer which uses (chrome) springs for resistance. It was secondhand and the springs are partially rusty inside: Picture

Does this weaken the springs and make them more prone to breaking or do I not have to worry about it as long as I get the rust off? I'm gonna put a lot of stress on them over time so I want to be sure here - if there's some concern, I'm going to send it back.

submitted by /u/Mithridates12
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When looking for test subjects for medicines they often ask for non-smokers. Don't they need to test how the drugs affect smokers?

Posted: 20 May 2017 07:07 AM PDT

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