GENERAL KNOWLEDGE

GK

THE UNIVERSE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Brightness of a star as seen from Earth
A
parallax
B
apparent magnitude
C
absolute magnitude
D
spectrum
Explanation: 

Detailed explanation-1: -Apparent magnitude (m) is a measure of the brightness of a star or other astronomical object observed from Earth. An object’s apparent magnitude depends on its intrinsic luminosity, its distance from Earth, and any extinction of the object’s light caused by interstellar dust along the line of sight to the observer.

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