What would happen to perception if temperatures almost reached absolute zero?

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lee_st
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Say there was something that made the temperature of the universe almost absolute zero, but around you was a mini bubble where the temperature was normal, and therefore molecules could move normally around you for a small area. How would you perceive the world around you outside of the little bubble of normalcy around you?
Furthermore, say another person was in the same situation as you. Would you be able to see them moving towards you, or would you not perceive them until they entered your bubble?
 
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Likes russ_watters and vanhees71
  • #3
It's a bit misleading to call a region of space, where there is electromagnetic radiation in "vacuum". Also one should note that a many-body system having a temperature ##T=0## doesn't need to be a vacuum. It's just that this medium is in its lowest possible energy state.
 

1. How would perception be affected if temperatures almost reached absolute zero?

At temperatures approaching absolute zero, the movement of particles would slow down significantly, impacting the transmission of signals in the nervous system. This would likely result in a decrease in sensory perception and cognitive function.

2. Would our ability to feel temperature be affected at almost absolute zero?

At temperatures close to absolute zero, our ability to feel temperature would be greatly diminished as the nerve endings responsible for detecting temperature changes would become less responsive due to the slowed movement of particles.

3. How would visual perception be impacted by temperatures nearing absolute zero?

Visual perception would likely be affected by temperatures approaching absolute zero as the reduced energy levels of particles could lead to changes in the way light is processed by the eyes and interpreted by the brain, potentially causing distortions or impairments in vision.

4. Would our sense of taste and smell be altered at temperatures almost reaching absolute zero?

Our sense of taste and smell could be altered at temperatures close to absolute zero as the chemical reactions responsible for detecting and interpreting flavors and odors may slow down or be disrupted, leading to a diminished perception of taste and smell.

5. How would auditory perception be affected by temperatures nearly at absolute zero?

At temperatures approaching absolute zero, auditory perception could be impacted as the speed of sound waves may be altered due to changes in the medium through which they travel, potentially resulting in distortions or disruptions in the way we hear and interpret sound.

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