The Helix and Egg Nebulae Which Originated from (What Are

question 90

Multiple Choice

The Helix and Egg nebulae which originated from (what are today) white dwarf stars are

• A)supernova remnants.
• B)planetary nebulae.
• C)the result of uranium detonation.
• D)the result of the collapse of the iron core of each star.
• E)nebulae associated with protostars.

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