Let's see how smart Blues are UPDATED.

TheMidnightBlue said:
Q: As you approach the speed of light, what happens to mass.
Assuming you started with mass then will it increase as in Einstein's equation?
Q) Can you exist in two places at the same time? If so explain how it is possible.
Not entirely convinced by your previous suggestion!
Q) Two suns of the same mass, one releases twice as much light intensity as the other, which sun releases the most energy?
Going back to mass/energy equivalence, I would expect them to be the same?
Q) If you can't see a black hole, how can you observe one?
Surely you can observe its impact on light sources behind it? I would guess the Hawking radiation(?) can also be measured.
Q) Is pressure inversely proportinal or directly proportinal to temperature?
Directly?
Q)Why were cane toads introduced to Australia and why have they become a problem?
Weren't they introduced to get rid of another pest that was destroying a crop? Do cane toads have no predators?
Q) Presuming we live in a flat universe (although evidence suggests we don't, a flat universe stops expanding but doesn't start accelerating back to the central point) What would happen if you were to go to the edge of the universe and then travel into what apprently doesn't exist yet
This makes my head hurt. If your rules of the game allow this to happen then you'll end up in another universe.
Q) Can you prove the existance of gravity?
Doesn't gravity describe an observable effect? Experiments can be repeated and measurements taken on this effect, so yes. As to the existence of a force acting over long distances, I would currently guess no.
Well it was either think about these really good questions or play COD whilst I finish the Laphroaig before MOTD starts. Thanks for the entertainment!
 
GrumpyFrog said:
TheMidnightBlue said:
Q: As you approach the speed of light, what happens to mass.
Assuming you started with mass then will it increase as in Einstein's equation?
Q) Can you exist in two places at the same time? If so explain how it is possible.
Not entirely convinced by your previous suggestion!
Q) Two suns of the same mass, one releases twice as much light intensity as the other, which sun releases the most energy?
Going back to mass/energy equivalence, I would expect them to be the same?
Q) If you can't see a black hole, how can you observe one?
Surely you can observe its impact on light sources behind it? I would guess the Hawking radiation(?) can also be measured.
Q) Is pressure inversely proportinal or directly proportinal to temperature?
Directly?
Q)Why were cane toads introduced to Australia and why have they become a problem?
Weren't they introduced to get rid of another pest that was destroying a crop? Do cane toads have no predators?
Q) Presuming we live in a flat universe (although evidence suggests we don't, a flat universe stops expanding but doesn't start accelerating back to the central point) What would happen if you were to go to the edge of the universe and then travel into what apprently doesn't exist yet
This makes my head hurt. If your rules of the game allow this to happen then you'll end up in another universe.
Q) Can you prove the existance of gravity?
Doesn't gravity describe an observable effect? Experiments can be repeated and measurements taken on this effect, so yes. As to the existence of a force acting over long distances, I would currently guess no.
Well it was either think about these really good questions or play COD whilst I finish the Laphroaig before MOTD starts. Thanks for the entertainment!

Indeed. Superb thread.
 
GrumpyFrog said:
TheMidnightBlue said:
Q: As you approach the speed of light, what happens to mass.
Assuming you started with mass then will it increase as in Einstein's equation?
Correct
Q) Can you exist in two places at the same time? If so explain how it is possible.
Not entirely convinced by your previous suggestion!
In the example I used earlier until the person who knows I'm in one of either places where which would cause the wave function to collapse I would theoretically exist in two places using the Copenhagen interpretation, in what way do I only exist in one place from somebodies point of view who knows I am in one of two places with equal probability?
Q) Two suns of the same mass, one releases twice as much light intensity as the other, which sun releases the most energy?
Going back to mass/energy equivalence, I would expect them to be the same?
Correct
Q) If you can't see a black hole, how can you observe one?
Surely you can observe its impact on light sources behind it? I would guess the Hawking radiation(?) can also be measured.
Interesting idea but no. Theoretically Hawking radiation should allow for a black hole to be found but as far as I'm aware a black hole has yet to be found this way. A black hole would be observed by it's affect on surrounding matter (Light, planets, accretion disks). If a planet can be observed apparently orbitting nothing then it would be likely this was near a black hole and you could actually calculate the mass of the black hole
Q) Is pressure inversely proportinal or directly proportinal to temperature?
Directly?
Correct
Q)Why were cane toads introduced to Australia and why have they become a problem?
Weren't they introduced to get rid of another pest that was destroying a crop? Do cane toads have no predators?
Yes, the cane beetle that damaged cane sugar crop. They do have predators but these predators have no protection from the toxin ingested when eating a cane toad so any species that decides to predate on cane toads ends up having a dip in the population and cane toads can again flourish.
Q) Presuming we live in a flat universe (although evidence suggests we don't, a flat universe stops expanding but doesn't start accelerating back to the central point) What would happen if you were to go to the edge of the universe and then travel into what apprently doesn't exist yet
This makes my head hurt. If your rules of the game allow this to happen then you'll end up in another universe.
I don't know if this is correct but my theory would be you would create space/time as you travelled. Are you saying our universe is travelling into another universe? Our universe is currently expanding into nothing (which funnily enough can't exist theoretically but I'll use that term anyway) so if you think we would travel into another universe if we left the realms of this universe then you are implying that we are currently travelling into another universe which I 'm pretty sure wouldn't be possible
Q) Can you prove the existance of gravity?
Doesn't gravity describe an observable effect? Experiments can be repeated and measurements taken on this effect, so yes. As to the existence of a force acting over long distances, I would currently guess no.
Sort of a trick question, it depends on what you define proof as. As of yet we have no proof of a particle that gives things gravity but we have proof beyond reasonable doubt that gravity does exist. I dare say either yes or no is correct depending on your stance of proof.
Well it was either think about these really good questions or play COD whilst I finish the Laphroaig before MOTD starts. Thanks for the entertainment!

I'll try and come up with some more tomorrow. Here's an additional one though.

What would an I-phone made of antimatter look like?
 
TheMidnightBlue said:
If I tell you that tomorrow I am either going to be inside asda or morrisons at 10AM and I will decide by flipping a coin. From your perspective at 10AM tomorrow how many places do I exist in?
For me, you exist in one place for me, but that is not necessarily either of ASDA or Morrisons. How do I know I can trust you to be in either place? All I know is that you are somewhere (one place) in the world, unless, of course, you've been abducted by some human-resembling aliens.

TheMidnightBlue said:
What would an I-phone made of antimatter look like?
Dunno, but didactic would still manage to find evidence that some bird had used it to take a photo of her own arse.
 
another generation said:
TheMidnightBlue said:
If I tell you that tomorrow I am either going to be inside asda or morrisons at 10AM and I will decide by flipping a coin. From your perspective at 10AM tomorrow how many places do I exist in?
For me, you exist in one place for me, but that is not necessarily either of ASDA or Morrisons. How do I know I can trust you to be in either place? All I know is that you are somewhere (one place) in the world, unless, of course, you've been abducted by some human-resembling aliens.

Right I am now in my house by myself 10 minutes ago I flipped a coin to decide whether I was going to reply to this message on my computer in my living room or my laptop in my bedroom. This event has already happened so you know with absolute certainty that I am in one of two places with an equal probability. I've caused the wavefunction to collapse from my point of view but until I say where I am the wavefunction has not collapsed from anyones point of view who is reading this. Until I say what in fact I chose to do, or rather what the coin governed I do then I am in a superposition between the two possibilities.

TheMidnightBlue said:
What would an I-phone made of antimatter look like?
Dunno, but didactic would still manage to find evidence that some bird had used it to take a photo of her own arse.

It would look exactly the same as a phone made of matter, if it came into comtact with matter it would just annihlate though, hence the difficulty we have in producing and storing anti-matter
 

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