Multiple Choice
You observe two stars in a visual binary system using a blue filter that is centered at a wavelength of 550 nm and a red filter that is centered at a wavelength of 650 nm.Star A has a temperature of 10,000 K, while star B has a temperature of 4000 K, and you know that both stars are the same size.Which star will be brighter in each filter?
A) Star A is brighter in the blue filter, and star B is brighter in the red filter.
B) Star B is brighter in the blue filter, and star A is brighter in the red filter.
C) Star A is brighter in both filters.
D) Star B is brighter in both filters.
E) Both stars have the same brightness in each filter.
Correct Answer:

Verified
Correct Answer:
Verified
Q1: The bright star named Rigel has a
Q3: Stars are made mostly of<br>A) helium.<br>B) oxygen.<br>C)
Q4: If we measure a star's luminosity and
Q5: A star's location on the main sequence
Q6: A star classified as a K0III star
Q7: For which type of binary system are
Q8: Star A and star B appear equally
Q9: To measure the most accurate parallax possible
Q10: What is the spectral type of star
Q11: What is the approximate luminosity of a