Solution Found!
Choose the best answer to the following.
Chapter , Problem 12QQ(choose chapter or problem)
Problem 12QQ
Choose the best answer to the following. Explain your reasoning with one or more complete sentences.
Which of these star clusters is oldest? (a) a cluster whose brightest main-sequence stars are white (b) a cluster whose brightest main-sequence stars are yellow (c) a cluster containing stars of all colors
Questions & Answers
QUESTION:
Problem 12QQ
Choose the best answer to the following. Explain your reasoning with one or more complete sentences.
Which of these star clusters is oldest? (a) a cluster whose brightest main-sequence stars are white (b) a cluster whose brightest main-sequence stars are yellow (c) a cluster containing stars of all colors
ANSWER:
Step 1 of 2
The hotter a star is, it appears more blue. That is, its color is in the lower wavelength region of the spectrum. The colder a star is, it appears more red. Its color is in the higher wavelength region of the spectrum. A star gets colder as it grows older.