The spectrum of a particular star shows absorption lines due to calcium, iron, carbon, and titanium oxide. Which of these substances is classified as a "metal" by astronomers?
A) only iron
B) only calcium, iron, and carbon
C) all four (calcium, iron, carbon, and titanium oxide)
D) only calcium and iron
Correct Answer:
Verified
Q54: Which characteristic of a star's spectrum is
Q55: In the spectral sequence of star types,
Q56: As the spectral classification changes from F1
Q57: Why is it that stars with low
Q58: Which molecule produces the spectral absorption bands
Q60: On the basis of the graph of
Q61: On the basis of the graph of
Q62: On the basis of the graph of
Q63: Brown dwarfs of spectral type T have
Q64: When the spectrum of a particular star
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents