Objects at the Speed of Light question

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SUMMARY

The discussion centers on the implications of special relativity regarding objects approaching the speed of light (SoL). It is established that as an object nears SoL, its mass increases exponentially, requiring infinite energy to reach light speed. The original question speculated on the effects of cooling an object to absolute zero while accelerating it towards SoL, but this does not alter the fundamental principles of mass-energy equivalence and relativistic effects. The conclusion emphasizes that no physical object with mass can achieve light speed due to these constraints.

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  • Understanding of special relativity principles
  • Basic knowledge of mass-energy equivalence
  • Familiarity with the concept of absolute zero
  • Awareness of relativistic mass increase
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Shades
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Let me begin by saying that I have never taken any type of physics classes what-so-ever. As a matter of fact I only have a high school education, so if this is a stupid question please excuse my ignorance. My question is this:

If I understand properly as an object gets closer to the SoL its molecules get more excited and begin to expand to the point of infinity, and that somehow slows the object or at least keeps it from gaining the SoL. If that is the case what would happen if you could force an object to reach absolute zero in temperature while it approached the speed of light?
 
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Shades said:
If I understand properly as an object gets closer to the SoL its molecules get more excited and begin to expand to the point of infinity, and that somehow slows the object or at least keeps it from gaining the SoL.
Welcome to PF.
What you read isn't correct, special relativity says that the mass of an object increases exponentially as it approaches light speed. This means that for any object with mass it would take an infinite amount of energy to accelerate it to light speed
 

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