International
Two spaceships are traveling together through the galaxy at close to the speed of light. Mounted on one ship is a laser that can fire pulses of light, and on the other, a mirror. The pilot of the first ship fires a pulse at the mirror, and watches as it is reflected back. A clock on board measures how long the round trip takes.
But now suppose that he does this as the ships are passing an observer on a nearby asteroid. According to relativity theory, this observer sees the pulse moving through space at exactly the same speed that the pilot does -- namely, the speed of light. But he also sees the pulse traveling a longer distance, because from his perspective, he must add the forward motion of the ships to the motion of the pulse between them. So he measures a longer time interval for the round trip than the pilot does, because he is watching the pulse go farther without going any faster. This effect is called time dilation: if one observer is moving with respect to another, each perceives that the other's time is flowing more slowly.
National Science Foundation
if you jump upwards when your on a train do you hit a wall, NO! not if the train is travelling at a constant speed. You travel diagonally with the train in relations to an observer from the side of the track. SO DO NOT ACCUSE A GENIUS TO BE FALSE WHEN YOU YOURSELF ARE AN IDIOT!
By tidleyswatt [Affiliate User] 1212495124 Reply Spam [+0] Moderate Up Moderate Down Removethe PULSE OF LIGHT IS moving foward and down on acount of the law momentum doooiiiinnngggg
By tidleyswatt [Affiliate User] 1212479260 Reply Spam [+0] Moderate Up Moderate Down Removesee, just because the jets are moving forward, does not mean the PULSE OF LIGHT moves forward too. the pulse of light would go straight DOWN only, not forward/down. his theory is WRONG.
just because einstein says something doesnt mean thats the law of physics.
dude, his theory is WRONG. if the 2 ships were both moving at the speed of light, the pulse would shoot down, but it wouldn't hit the mirror, it would hit the back of the 2nd jet, and not be reflected back.
By jdmikeg4 [Affiliate User] 1212471600 Reply Spam [+0] Moderate Up Moderate Down RemoveOkiedokies, it is accurate. Try looking at it this way. We will always experience the speed of light to be the same. No matter what velocity you're traveling. The only way to account for this is time dilation. Calling this a garbage theory is throwing out 80 years of provable tests to the topic. Also... you can't copmare light and sound. Light is energy, or called the electro-magnetic spectrum. Sound isn't matter, it's can't travel through a vacum. It requires a medium.
By sonicgentile [Affiliate User] 1212359216 Reply Spam [+0] Moderate Up Moderate Down Removetime is relative . newton said time was independent but that is not true
By Shevcherto [Affiliate User] 1212254981 Reply Spam [+0] Moderate Up Moderate Down RemoveThe time it takes for ANY OBSERVER is constant between the 2 nodes (ships). The speed of the light bouncing is CONSTANT as it is the same as the 2 Ships. The video analogy is like saying if you view a ship from directly behind it, then because relative to you it is not moving on an X axis plane it has no speed and therefore a huge time dilation exists. This is a pure garbage theory.
By okiedokies [Affiliate User] 1212231130 Reply Spam [+0] Moderate Up Moderate Down RemoveSorry people, but this video is a corruption of simple logic. Time is an INDEPENDENT event. Irrespective of whether you are colour blind or whatever, the facts remain the same. Light is no different to SOUND for the same analogy, do we experience time dialation from sound? No. I'll write more in another post.
By okiedokies [Affiliate User] 1212230879 Reply Spam [+0] Moderate Up Moderate Down Removei rememeber something similiar for mass 'm' as for time 't' depending on speed of light 'c' that goes like this:
m1= m0 / sqrt( 1- v2/c2)
dt1= dt0 / sqrt( 1- v2/c2)
* so.. if velocity= speed of light (v=c) then above equations give:
m1= m0/0= OO (infinite)
dt1= dt0/0= OO (infinite)
* the more near something travells from speed of light, the more mass/energy (m1)it takes and the more time is dilated (dt1)
And if the speed of the light does not pick up the speed of the ship in the horizontal axis, then it would not move in that direction, and would hit the lower ship farther back on the mirror, and return to the higher ship even farther back. So the observer would see the pulse move only in the vertical axis, the same distance traveled as the pilots see.
By muctopus [Affiliate User] 1212159335 Reply Spam [+0] Moderate Up Moderate Down RemoveI dont feel like searching back on the thread but someone said it was non existent. Your right, it is relative.
By treyshots [Affiliate User] 1212084430 Reply Spam [+0] Moderate Up Moderate Down RemoveThis explanation does not satisfy me. The laser is moving at the speed of light on the vertical axis (as pictured) and the speed of the spaceship in the horizontal axis (as pictured). The observer would have to calculate the time/velocity/distance in two different directions.
By muctopus [Affiliate User] 1212083601 Reply Spam [+0] Moderate Up Moderate Down RemoveWho said time is non existant? It is just relative.
By Sgrunterundt [Affiliate User] 1212067255 Reply Spam [+0] Moderate Up Moderate Down RemoveSorry people. But this is a very dumbed down analogy with insuffient detail to convince me this is nothing more than something that falls within the error term that hangs off all of your equations. I'm really unimpressed with so called world class physic's people, be honest, its all a wild stab. Particles that must have decayed before they reached the earth therefore they must experience time slower...Sheeze, I could just reply, Perhaps they just stopped off and had a burger.
By okiedokies [Affiliate User] 1212011954 Reply Spam [+0] Moderate Up Moderate Down Remove...its a bloody example
(though plasma, moving at 99.9%C would have the same effect as lasers, plus plasma glows when superheated.)
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