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Unformatted text preview: It is a diagram of the Pleiades/Seven Sisters, an open cluster of stars in the constellation Taurus. 4. Which of the following is considered to be a supergiant star? a. Betelgeuse (CORRECT ANSWER) b. Our Sun c. Aldebaran d. Procyon B e. Both Betelgeuse and Aldebaran are supergiants 5. Which of the following computers discovered that spectral classes fell into a natural order that was not solely based upon hydrogen lines? a. Sojourner Truth b. Williamina Fleming c. Antonia Maury d. Annie Jump Cannon (CORRECT ANSWER)...
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- Fall '11