ASTRONOMY Rigil Kent is a main sequence star (G2). Its temperature is measured to be about 5,800 K. If the apparent magnitude is +1.33, then how far is it from the Earth?

Hint: use the Hertzsprung-Russell diagram to find the absolute magnitude of a star with such characteristics.

Which statement is true about the part of the electromagnetic spectrum that human eyes can detect? it contains only the colors of the rainbow and television waves. o it is divided into seven ranges of wavelengths. it contains ultraviolet, visible, and infrared light. it is divided into nine ranges of wavelengths.

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Choose the correct statement about licensed veterinarians in the united states. a. they must be certified by the avma. b. they can treat all nonhuman animals. c. they can can treat only animals specified on the license. d. they must choose a specialty.