What will happen to time if we travel away from Earth at 0.9999c?

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Discussion Overview

The discussion revolves around the implications of traveling at relativistic speeds, specifically 0.9999c, and the resulting effects on time perception as described by the twin paradox. Participants explore the nature of time dilation, reference frames, and the concept of absolute speed in the context of special relativity.

Discussion Character

  • Debate/contested
  • Conceptual clarification
  • Exploratory
  • Technical explanation

Main Points Raised

  • Some participants argue that both Bob and Phil can perceive each other's clocks as running slow due to their relative motion, leading to questions about who ages more.
  • Others clarify that the twin paradox involves acceleration, which distinguishes Bob's experience from Phil's, as Bob changes inertial frames when he turns around.
  • One participant emphasizes that time is not absolute and that each reference frame has its own time scale, complicating comparisons of aging between Bob and Phil.
  • Another participant raises the issue of determining absolute speed, suggesting that without a motionless point in the universe, one cannot ascertain their absolute velocity.
  • Some express skepticism about the constancy of the speed of light over time, questioning whether it has changed since the beginning of the universe.
  • There is a discussion about the nature of paradoxes in relativity, with some asserting that the twin paradox is a result of misconceptions rather than a true paradox.

Areas of Agreement / Disagreement

Participants generally disagree on the implications of the twin paradox and the nature of absolute speed. While some agree on the relativistic effects of time dilation, there is no consensus on the interpretation of these effects or the existence of an absolute frame of reference.

Contextual Notes

Limitations in understanding arise from the lack of a universally accepted frame of reference and the complexities of measuring speed and time across different inertial frames. The discussion also touches on the evolving understanding of light speed over cosmic time.

  • #31
Give me a cookie: again, we observe time dilation on a constant basis with GPS satellites. GPS satellite clocks are extremely precise and prior to launch their clocks are adjusted to tick at a different rate than ground-based clocks - they keep bad time when sitting on the ground. But once in orbit, the clocks stay synchronized with ground-based clocks.

There are lots and lots of other experiments that demonstrate time dilation - your ignorance of them doesn't make them go away. Educate yourself! You are allowing your preconceptions to create twisted logic that is leading you in the wrong direction.
 
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  • #32
mcgraw_wv said:
My logic is that now, wait now, no now, can not be retained, or looked at, its gone, now, now, no now! see if something is moving slower than it wouldn't be HERE... I couldn't see it, I couldn't touch it, because now is now, the same as on anything going .9999c now is right now...

the only thing that makes things look as though they happen at different times, is light and distance. if something moves slower through time it ceases to exist. and it easy to call me dumb, disprove that and Ill give you a cookie.

Your logic is based on a misconception about the nature of time.
 

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