Question
How can a planetary nebula be identified? Select the two correct answers.(1 point)
Responses
central star remnant
central star remnant
diffuse edges
diffuse edges
dark area
dark area
spherical shape
spherical shape
Responses
central star remnant
central star remnant
diffuse edges
diffuse edges
dark area
dark area
spherical shape
spherical shape
Answers
GPT-4o mini
The two correct answers for identifying a planetary nebula are:
1. **central star remnant**
2. **spherical shape**
Planetary nebulae typically have a central star that is the remnant of a sun-like star, and they often exhibit a roughly spherical shape as they expand and eject material.
1. **central star remnant**
2. **spherical shape**
Planetary nebulae typically have a central star that is the remnant of a sun-like star, and they often exhibit a roughly spherical shape as they expand and eject material.