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Home Q & A Board Science-Related Homework Help Physics
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symbo symbo
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7 years ago
A planetary nebula is
A)   a cloud of gas surrounding a very young star in which planets are expected to form.
B)   the spherical, rapidly expanding cloud of gas produced by a supernova explosion.
C)   the gas cloud surrounding a planet after its formation.
D)   a shell of gases ejected from the surface of a red giant star.
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
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hyponoticahyponotica
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7 years ago
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symbo Author
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7 years ago
Very informative, I appreciate the extra effort
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