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26 answers

You wanted a serious answer so here goes.

What you ask is impossible to put into practise. It is impossible under Einsteins theory for anyone to travel at the speed of light.

Simply put I will try to explain why,, as you approach the speed of light matter expands or rather the mass does. According to the research , the speed of light would produce infinite mass so it is impossible to travel at that speed.

That's were the theory of worm holes came about, by creating a rip through space you can jump if you like from one point to another, crossing several light years of travel in an instant. But as you have made use of a warp in space itself you don't actually go the speed of light.

So basically, you cannot answer your question,, I can see were you get this idea from though as it is true that the faster an objects velocity is, the slower time passes for that object.

This was proven some 50 years ago by use of atomic clocks on a plane, one flew round the world while the other remained in London. When they were brought together it was noted that time passed slower for the moving clock.

Hope this helps.

2006-11-17 04:55:43 · answer #1 · answered by CHRIS H 2 · 3 0

Well a lot of answers here....but I think you are alluding to Einstein’s hypothetical ‘Twin Paradox’ experiment:

I Googled it & found this:

Einstein’s Twin Paradox

Einstein came up with an example to show the effects of time dilation that he called the "twin paradox." ...Let's try it out with a pair of pretend twins, Al and Bert, both of whom are 10 years old in their highly futuristic universe.

Al's parents decide to send him to summer camp in the Alpha-3 star system, which is 25 light-years away (a light-year is the distance light travels in a year). Bert doesn't want to go and stays home on Earth. So Al sets out on his own. Wanting him to get there as quickly as possible, his parents pay extra and send him at 99.99 percent the speed of light.

The trip to the star and back takes 50 years. What happens when Al returns? His twin brother is now 60 years old, but Al is only 10 and a half. How can this be? Al was away for 50 years but only aged by half a year. Has Al just discovered the fountain of youth?

Not at all. Al's trip into space lasted only a half year for him, but on Earth 50 years passed. Does this mean that Al can live forever? Nope. He may have aged by only half a year in the time it took 50 years to pass on Earth, but he also only lived half a year. And since time can slow down but never goes backwards, there's no way he could grow younger.

http://www.pbs.org/wgbh/nova/einstein/hotsciencetwin/

PS Ignore all the 70 duh type of answers...they have obviously never heard of Einstein’s theory.

2006-11-17 13:50:50 · answer #2 · answered by Mr Crusty 5 · 1 3

Due to the phenomenon of the "twins paradox" the 10 year old that went in the rocket would be younger.

The twin that went in the rocket would be younger because the relation between the energy of light and its frequency. Closer to the earth, time appears to run slower (prediction of general relativity). The greater the energy, the higher the frequency. As light travels from the earth it loses energy and so the frequency is reduced, meaning the time between each wave of light is reduced.

This only works if someone thinks aboutabsolute time.

2006-11-17 12:51:09 · answer #3 · answered by bstewart991 1 · 1 3

The one in the rocket will be 10 years older as the time taken for the rocket to reach the speed of light (if it were possible). the one on earth will be 70. The one in the rocket would be none the wiser (and dead).

2006-11-17 12:36:47 · answer #4 · answered by Anonymous · 1 3

the one that was at light speed would be still 10 yrs old because Einstein theory says that u do not age at light speed but the one that was left on earth would be 70 years old because it would age properly trick question lol

2006-11-17 12:34:47 · answer #5 · answered by ryan s 5 · 0 3

70

2006-11-17 12:34:17 · answer #6 · answered by Scotty 7 · 0 5

70

2006-11-17 12:33:48 · answer #7 · answered by Anonymous · 0 5

70

2006-11-17 12:33:11 · answer #8 · answered by Coley 4 · 0 5

Relative to the person on earth, the person in the rocket will not have aged, while the person on the earth will be 70.

Its hard to understand because you're mixing frames of reference. One frame of reference is 'rocket time' the other is 'earth time'.

2006-11-17 14:29:14 · answer #9 · answered by davidosterberg1 6 · 1 3

They will both be 70 yrs old. The time dilatation effect, which is presumably what you are expecting to be considered, applies if and ONLY if the two can be brought back together for comparison. Your question doesn't include that as among the conditions

2006-11-17 13:59:37 · answer #10 · answered by JIMBO 4 · 0 4

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