GENERAL KNOWLEDGE

GK

THE UNIVERSE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Very massive stars eventually collapse into what final star remnant?
A
Neutron stars
B
Black holes
C
White dwarfs
D
Protostars
Explanation: 

Detailed explanation-1: -For stars that end their life weighing more than a few times the mass of the Sun, even the resistance of neutrons is not enough to stop the inexorable gravitational collapse. The star ultimately becomes a black hole, a region in space so massive that no light or matter can ever escape from it.

Detailed explanation-2: -The core collapses in a heartbeat, and the energy generated in that collapse is so immense that it blows the outer layers off. This explosion is so colossal it can outshine an entire galaxy!

Detailed explanation-3: -Most black holes form from the remnants of a large star that dies in a supernova explosion. (Smaller stars become dense neutron stars, which are not massive enough to trap light.)

Detailed explanation-4: -Black Holes. If the core left behind after a supernova is massive enough (probably about two or three times the mass of the sun), even the star’s neutrons aren’t strong enough to resist the force of gravity. These stars collapse into black holes.

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