Question

Define white hole...​

Answer 1

Answer:

• In general relativity, a white hole is a hypothetical region of spacetime and singularity which cannot be entered from the outside, although energy-matter, light and information can escape from it.
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Answer 2

$⠀⠀⠀⠀⠀⠀⠀$A white hole is a hypothetical feature of the universe. It is considered the opposite of a black hole. As black holes don’t let anything escape from their surface, white holes are eruptions of matter and energy and nothing can get inside them.