The magnitude scale
A) originated just after the telescope was invented.
B) can be used to indicate the apparent intensity of a celestial object.
C) is used to measure the temperature of a star.
D) was used to determine the rate of precession.

Question

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The Answer of The magnitude scale
A) originated just after the telescope was invented.
B) can be used to indicate the apparent intensity of a celestial object.
C) is used to measure the temperature of a star.
D) was used to determine the rate of precession.

The Magnitude Scale