Question 1481Navigation General70% to pass
The magnitude of three stars is indicated. Which star is the brightest?
AI Explanation
The correct answer is B) Canopus - 0.9.
The magnitude scale is an inverse logarithmic scale, where lower numbers indicate brighter stars. Therefore, Canopus with a magnitude of -0.9 is the brightest of the three stars listed.
The other options are incorrect because:
A) Magnitude does indicate the brightness of a star, not its size.
C) Vega with a magnitude of +0.1 is dimmer than Canopus.
D) Antares with a magnitude of +1.2 is the dimmest of the three stars.
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