Star A is a red star.Star B is a blue star.You are able to determine that both stars are the same size.Which star appears brighter in your sky?
A) Star A is brighter.
B) Star B is brighter.
C) They have the same brightness.
D) We also need to know the distance of the stars to determine their brightness.
E) Color is not related to brightness at all.
Correct Answer:
Verified
Q3: Parallax is used to measure a star's
A)
Q4: What is the difference between apparent brightness
Q5: Star A and star B appear equally
Q6: If a star's measured parallax is 0.2
Q7: You observe two stars in a visual
Q9: How many arcseconds are there in 1
Q10: What advantage do you gain by having
Q11: Star A and star B both have
Q12: What relationship exists between a star's distance
Q13: To measure the most accurate parallax possible
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