Multiple Choice
The luminosity of a star is a unique measure of its
A) total energy output.
B) velocity of recession away from Earth.
C) temperature.
D) physical size.
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q93: What is the ratio of the brightnesses
Q94: When observed through a set of photometric
Q95: What is spectroscopic parallax?<br>A) apparent change in
Q96: The star Arcturus is classified as K2
Q97: The Hipparcos satellite could measure stars up
Q99: Using the Hertzsprung-Russell diagram (Figure 12-7 in
Q100: How many second-magnitude stars would be needed
Q101: Where on the Hertzsprung-Russell diagram do MOST
Q102: Two stars are found to have the
Q103: In a particular binary star system, only