Question

1. which of the following describes the actual brightness of a star in comparison to other stars?

apparent magnitude
axis magnitude
apparent motion
absolute magnitude

Explanation:

• Apparent magnitude is the brightness of a star as seen from Earth, not its actual brightness.
• Axis magnitude is not a standard astronomical term related to star brightness.
• Apparent motion refers to the change in a star's position in the sky, not its brightness.
• Absolute magnitude is the measure of a star's actual brightness (luminosity) when viewed from a standard distance (32.6 light - years).

Answer:

absolute magnitude