when are elements heavier than iron formed by stars?
a. as a star is first formed
b. in young stars
c. in small, old stars
d. as a dying star explodes
1 answer
d. as a dying star explodes
a. as a star is first formed
b. in young stars
c. in small, old stars
d. as a dying star explodes
1 answer
1 answer
1 answer
15 answers
2 answers