Test Bank for Astronomy: A Beginner's Guide to the Universe 7th Edition by Eric Chaisson |ISBN: 9780321815354| Guide A+

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,T e s t B a n k f o r A st r o n o my : A B e g i n n e r ' s G u i d e t o t h e U n i v e r s e 7 t h
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E d i t i o n b y E r i c C h ai s s on |I S B N : 9 7 8 0 3 2 1 8 15 3 5 4 | G u i d e A +
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Charting the Heavens: The Foundations of Astronomy
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1) Right ascension in the sky is very similar to latitude on the
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Earth. Answer: FALSE
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2) Latitude and right ascension are coordinate systems used to find objects on the
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celestial sphere.
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3) The celestial sphere is divided into 88 modern
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constellations. Answer: TRUE
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4) In the sky, declination is measured in degrees north or south of the celestial
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equator. Answer: TRUE
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5) The south celestial pole is located at a declination of -90
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degrees. Answer: TRUE
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6) In general, the brightest star in a given constellation is designated as
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alpha. Answer: TRUE
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7) Constellations are close clusters of stars, all at about the same distance from the
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Sun. Answer: FALSE
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8) The closest terrestrial analog to hours of right ascension is angle of
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longitude. Answer: TRUE
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, 9) Over 20,000 stars are visible to the naked eye on the darkest, clearest
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nights. Answer: FALSE
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10) A star with a right ascension of 2.6 hrs will rise 2.6 hours after the vernal
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equinox. Answer: TRUE
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11) A tropical year is the same as a sidereal
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year. Answer: FALSE
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12) The sidereal day is determined by the Earth's rotation with respect to the
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stars. Answer: TRUE
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13) The vernal equinox marks the beginning of spring in the northern
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hemisphere. Answer: TRUE
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14) There are 3,600 arc seconds in a
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degree. Answer: TRUE
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15) An hour of right ascension corresponds to 60 degrees in the
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sky. Answer: FALSE
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16) From Earth, the Sun and Moon have about the same angular
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diameter. Answer: TRUE
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17) At the solstices, the Sun's declination will be 23.5 degrees from the
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equator. Answer: TRUE
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