Black holes are:

Question

Choose one • 5 points

Star remnants from supermassive stars in which gravitational collapse can not be halted by electron or neutron degeneracy, and gravity is so strong in their vicinity that not even light can escape.

Regions of the universe with space empty of matter or radiation that become so dark that they forbid us from investigating them.

Regions of space where matter is not hot enough to radiate in the visible spectrum.

Answer 1

The correct choice is:

Star remnants from supermassive stars in which gravitational collapse can not be halted by electron or neutron degeneracy, and gravity is so strong in their vicinity that not even light can escape.