Question

what is white hole and black hole?

have an astronical day also​

Answer 1

Answer:

The white hole is the region at the bottom of the diagram, bounded by the two red antihorizons.

The black hole is the region at the top of the diagram, bounded by the two pink-red horizons.

Explanation:

Both white and black holes have singularities at their centres, the cyan lines.

Answer 2

Answer:

areey meri behen ki skl se milti h uski skl...