I've got a black hole in my understanding

In summary, a black hole is a region in space with such strong gravitational pull that nothing, including light, can escape from it. They are formed when a massive star collapses in on itself, creating a singularity with infinite density. While we cannot directly see black holes, we can observe their effects on surrounding matter and light. Black holes can move and spin, affecting the space and matter around them. However, the chances of a black hole destroying the Earth are extremely low.
  • #1
tribdog
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I think I understand that black holes do funny things with time. And it could even be argued that from our frame of reference time stops at the event horizon so we never see it form completely. So when the LHC comes online and starts maybe producing tiny black holes which quickly evaporate into a shower of particles how do we see that happen if in our time the formation never appears to complete?
 
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  • #3


It is true that black holes can be quite mysterious and difficult to fully comprehend. The concept of time being affected by a black hole is one of the most mind-boggling aspects of these cosmic objects.

From our frame of reference, time does indeed appear to slow down as we approach the event horizon of a black hole. This is due to the immense gravitational pull of the black hole, which causes time to slow down and eventually stop at the event horizon. This means that we would never actually see the formation of a black hole from our perspective.

However, when the LHC (Large Hadron Collider) produces tiny black holes, they are so small and short-lived that they do not have a significant impact on time. These mini black holes quickly evaporate into a shower of particles, and we are able to observe this process from our frame of reference.

It is important to note that the concept of time is relative and can be perceived differently depending on one's frame of reference. While we may not see the formation of a black hole from our perspective, we can still observe its effects and understand its behavior through scientific experiments and observations.

In conclusion, the formation of black holes and their effects on time can be difficult to grasp, but through continued research and exploration, we can continue to expand our understanding of these fascinating cosmic objects.
 

1. What is a black hole?

A black hole is an area in space where the gravitational pull is so strong that nothing, including light, can escape from it. This happens when a massive star dies and collapses in on itself, creating a singularity with infinite density and zero volume.

2. How do black holes form?

Black holes form when a massive star runs out of fuel and can no longer support its own weight. The star collapses under its own gravity, and if the mass is large enough, it will continue to collapse until it becomes a singularity and forms a black hole.

3. Can we see black holes?

We cannot directly see black holes, as they do not emit any light. However, we can indirectly observe their effects on the surrounding matter and light. For example, we can observe the gravitational lensing of light around a black hole or detect X-rays emitted from the hot gas and dust falling into a black hole.

4. Can black holes move?

Yes, black holes can move through space just like any other object with mass. They can also spin, which is caused by the rotation of the star before it collapsed into a black hole. The spin of a black hole can affect the surrounding space and matter.

5. Can a black hole destroy the Earth?

No, a black hole would need to be extremely close to Earth to have any significant effect on it, and the chances of this happening are extremely low. Additionally, black holes do not actively seek out and consume matter, and they have a much smaller gravitational pull than popularly believed.

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