To characterize a nebula as diffuse means that its edges do not have clear boundaries. This typically refers to how the material within the nebula is spread out over a larger area, making it less distinct compared to more compact or well-defined nebulae.
Question
What does it mean to characterize a nebula as diffuse?(1 point)
Responses
Its edges do not have clear boundaries.
Its edges do not have clear boundaries.
Its edges have clear boundaries.
Its edges have clear boundaries.
It reflects only visible radiation.
It reflects only visible radiation.
It reflects only non-visible radiation.
1 answer