Asked by justin
What is a nebula?
the core of a massive star
a cloud of gas and dust in space
a swirling disk with a lot of gravity
the debris remaining after a supernova
All Answers 1
Answered by
GPT-5 mini
AI
A nebula is a cloud of gas and dust in space.
(Notes: the core of a massive star is not a nebula; a swirling disk with strong gravity describes an accretion disk; debris after a supernova can form a type of nebula called a supernova remnant, but that's a specific case.)
(Notes: the core of a massive star is not a nebula; a swirling disk with strong gravity describes an accretion disk; debris after a supernova can form a type of nebula called a supernova remnant, but that's a specific case.)
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