What are white holes and how do they differ from black holes?

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In summary, white holes are the theoretical opposite of black holes and are considered to be a time reversal of the black hole. They eject any matter that enters the event horizon and can only exist under ideal conditions. However, they are purely theoretical and their existence is still uncertain.
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shubhra phy
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what r white holes
 
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White holes are the opposite of black holes...or maybe they are the same:

see

http://en.wikipedia.org/wiki/White_Holes

If anything survives getting sucked into a black hole it might be ejected at a distant white hole end and into another universe...
 
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White holes are basically theoretical anti-black holes- meaning, they are a time reversal of the black hole and eject any matter that has crossed into the event horizon.

The reason we really don't know a lot about them is that they are purely theoretical- they only arise as a solution to one of Einstein's equations, and can only exist under ideal conditions.
 

FAQ: What are white holes and how do they differ from black holes?

What is a white hole?

A white hole is a theoretical object in space that is the opposite of a black hole. It is believed to have an extremely powerful explosion of matter and energy, instead of a powerful gravitational pull like a black hole.

How are white holes different from black holes?

White holes and black holes are essentially opposites. While black holes have a strong gravitational pull that sucks in matter and light, white holes have a powerful explosion of matter and energy that pushes everything away.

Do white holes really exist?

White holes are currently a theoretical concept and have not been observed or proven to exist. However, some scientists believe that they may exist as the opposite end of a black hole, and could potentially be observed in the future.

Can anything escape a white hole?

Just like with a black hole, nothing is able to escape from a white hole. Any matter or energy that crosses the event horizon (the point of no return) will be pulled into the white hole and cannot escape.

What is the significance of white holes in the study of the universe?

White holes are important in the study of the universe because they represent the opposite extreme of black holes. They also provide insights into the behavior of matter and energy under extreme conditions, which can help us better understand the physics of the universe.

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