Robert is looking at four galaxies:
a spiral galaxy that he calls "Medea";
an irregular galaxy the he calls "Calliope":
an elliptical galaxy that he calls "Minerva",
and a lenticular galaxy that he calls "Ariadne",
Which of these four is the youngest? (1 point)
Medea
Ariadne
Minerva
Calliope
1 answer
It is not possible to determine which of the four galaxies is the youngest based solely on their names. Age determination of galaxies requires detailed observations and analysis of their properties, such as their stellar populations, star formation rates, and morphological features.
1 answer