Question

question 4 (matching worth 4 points) (05.03 lc)
match the term to its description.

match
term
definition

absolute brightness
a) star

proto
b) gigantic balls of burning gas that give off light

nebula
c) the total amount of energy emitted from a celestial object

stars
d) an interstellar cloud of dust and gases

Explanation:

1. Absolute brightness is defined as the total energy emitted by a celestial object.
2. Proto (protostar) is an early stage that forms from a nebula, but the option A (Star) is the final form, correction: Proto is not listed correctly, but matching the given options: Wait, correction:

• Absolute brightness matches the total energy emitted (C)
• Stars are gigantic balls of burning gas giving light (B)
• Nebula is an interstellar cloud of dust and gases (D)
• Proto (protostar) would relate to forming into a star, so matches A (Star) as the end stage.

Answer:

• Absolute brightness: C) The total amount of energy emitted from a celestial object
• Proto: A) Star
• Nebula: D) An interstellar cloud of dust and gases
• Stars: B) Gigantic balls of burning gas that give off light