In the diagram below, which point indicates the location on the HR diagram of a one solar mass star when it undergoes helium flash?
a.
1
b.
2
c.
3
d.
4
e.
5
Question 2What is the approximate age of the star cluster in the HR diagram below? (Hint: Main Sequence Stars of spectral between types A and B core supply of hydrogen is sufficient to last about 250 million years. Between A and F about 2 billion years.Type G about 10 billion years. Between K and M about 30 billion years..)
a.
200 million years
b.
2 billion years
c.
10 billion years
d.
30 billion years
e.
The age of the cluster can not be estimated from an HR diagram of the cluster.