Help Yo, science guys.

Sar

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Most superheroes tend to ignore the laws of physics.

;)
 

chipper

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hence the use science fiction header instead next time
 

Tom

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Hmm.

Actually the faster you travel in space the faster you travel in time - hence why time dilation meant the Final Five cylons lived for the 2000 years it took them "externally" to reach the colonies, while it seemed to them that only 10 years had passed.

No, they're moving more slowly through time. To the observer, the journey takes 2,000 years. To the traveller, the journey takes only 10 years. Time for the travellers seems perfectly normal, however if they could look out of a window, they'd see everything zooming around at high speed. They are therefore moving slowly through time.

The speed of light is a theoretical limit. Think of it this way - we're all going at the speed of light, at all times, only most of that speed is experienced as 'time'. Go faster in X, Y or Z, and to maintain the speed of light the rate of 'time' must decrease.
 

Bugz

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I don't quite follow what you're trying to say entirely but i'll add my 2 cents.

Whoever quoted mv^2 is correct in the sense of normal time. You can use a couple of other equations with it to find acc^n etc.

As for the speed of light discussion, my physics is very limited but as far as I understand, the speed of light is in essence an impenetrable barrier with current theories, simply because e = mc^2. Only with zero mass can you reach it.

The whole time slowing down thing is linked into this idea of time and how our body neurons, thoughts, and matter react to large speeds, at which our mass becomes incredibly high.

So in effect, time would move the same for you, but would be different from other people, if that makes sense.

It's certainly a very fascinating topic - esp. the idea of time as a linear factor. In the mechanics of physics I've studied, time is always integrated over / got rid of such that it becomes un-needed so to speak. It's importance in the calculatory world is much less significant than the theoretical underpinning we attach to it.

Great discussion anyway.
 

JBP|

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I was always under the impression that the fast an object moves the slower times passes for that object?

Or have i missed the point entirely?

Also anything in our "universe" is bound by our laws of physics, unless you happen to be superman :p
 

old.Tohtori

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maybe you should change header to yo science fiction guys cos you are asking for an answer that requires the laws of physics to be ignored.

Good idea and thanks, will remember next time.

It's stillt echnically a science thing 'cause i'm looking for a "scientific" explanation(effects to a weird event :D

Thanks for the rest of answers too.

Like i said, the fast thing is easy to do with moving faster. The slower bit is still confusing as flick :lol:
 

chipper

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if you could give us an example with which to tie this question in with it would help alot toht tell us what made you think of the question it might make it more understandable to apply some sort of sensical answer to it.
 

old.Tohtori

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if you could give us an example with which to tie this question in with it would help alot toht tell us what made you think of the question it might make it more understandable to apply some sort of sensical answer to it.

Only answer i've given really already.

If something moved with negative speed, would it become harder.

I know it's a "what?!" question :(

The wall example doesn't work with speed, that's why i was curious on different timeline effecting the wall.

Basically a wall "out of time", would decay slower seemingly to us, even if the wall itself lives a "normal" span of time.
 

chipper

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so you are actually talking about time dilation effects then?


extreme gravity distorts time ie black holes so yes to some degree the question is valid


to my knowledge there is no example of negative speed its simply accelerating or stopped i cant mentally picture negative speed or even mathematically no matter what your starting point you are simply moving away from that point ergo accelerating

speed doesnt affect hardness its molecular structure does it doesnt become harder or weaker due to the effects of time dilation even if it moved 20 times slower all that matters is the speed and mass of the object when it strikes said wall this will determine the damage done to the wall.
 

old.Tohtori

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Yeah, no example is a "problem" here :D

I kind of thought it up as such.

Maybe easier to switch the wall to a person;

A person lives N times slower then us, but is effected by our world the same.

The question is if there would be any change in different situations?

For that person, rain would become N times faster, things would move N times faster etc.

i guess the effects would be the same(if it was a wall) that youd punch a wall, but N times faster.
 

chipper

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ok fair enough what you are asking m8 would just never make sense in the real world, or even in a science fiction world, they could not exsist opening a fridge door would likely rip there arm off an escalator would send them hurtling through the air. the only way i could even slightly consider this happening is the person been surrounded by a temporal bubble putting them out of sync with real world time. so rain hitting the bubble would slow down once inside etc but as for a direct effect no its just not plausible toht.


even science fictional things like super heroes have a slight basis in fact.

mutation ie atom bomb superhuman strength comes from high gravity planet etc

car travelling at 20 mph etc would hit them for over 400mph it would turn them into goo

not to mention everyday things like tv it would be unwatchable it would be like super fast forward same with music either the environment would kill you or you would top ya self
 

old.Tohtori

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Didn't say it's "practical" ;)

Probably that would require some form of basic superhero cop-out.

Or a stasis room.
 

Scouse

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There's no such thing as "negative speed". There's only the speed you're travelling at, or stopped :)
 

old.Tohtori

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There's no such thing as "negative speed". There's only the speed you're travelling at, or stopped :)

That's why it's "slower time", but not really.

The human example is the most accurate, and as we can see, it would be very difficult.
 

Sar

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so you are actually talking about time dilation effects then?


extreme gravity distorts time ie black holes so yes to some degree the question is valid


to my knowledge there is no example of negative speed its simply accelerating or stopped i cant mentally picture negative speed or even mathematically no matter what your starting point you are simply moving away from that point ergo accelerating

speed doesnt affect hardness its molecular structure does it doesnt become harder or weaker due to the effects of time dilation even if it moved 20 times slower all that matters is the speed and mass of the object when it strikes said wall this will determine the damage done to the wall.

Yeah I was pondering the negative speed problem today on the way to work at 6am :(

Can't be done, no such thing!
 

Sar

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No, they're moving more slowly through time. To the observer, the journey takes 2,000 years. To the traveller, the journey takes only 10 years. Time for the travellers seems perfectly normal, however if they could look out of a window, they'd see everything zooming around at high speed. They are therefore moving slowly through time.

The speed of light is a theoretical limit. Think of it this way - we're all going at the speed of light, at all times, only most of that speed is experienced as 'time'. Go faster in X, Y or Z, and to maintain the speed of light the rate of 'time' must decrease.

Aye, I was thinking subjectively, from the FF pov, whereas you're talking objectively, from a Universal pov.

Same thing in essence, different side of the fence :)
 

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