GENERAL KNOWLEDGE

GK

THE UNIVERSE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A gigantic explosion that cause the death of a massive star is
A
Nebula
B
light year
C
Comet
D
Supernova
Explanation: 

Detailed explanation-1: -A supernova (PL: supernovae or supernovas) is a powerful and luminous explosion of a star. A supernova occurs during the last evolutionary stages of a massive star or when a white dwarf is triggered into runaway nuclear fusion.

Detailed explanation-2: -But with the right amount of mass, a star can burn out in a fiery explosion. A star can go supernova in one of two ways: Type I supernova: star accumulates matter from a nearby neighbor until a runaway nuclear reaction ignites. Type II supernova: star runs out of nuclear fuel and collapses under its own gravity.

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