,Chapter 0 Charting the Heavens: The Foundations of Astronomy
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1) Right ascension in the sky is very similar to latitude on the Earth. An
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swer: FALSE W Q
Diff: 1 WQ
Section Ref.: 0.1 WQ W Q
2) Latitude and right ascension are coordinate systems used to find objects on the celestial sph
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ere.
Answer: FALSE Di W Q WQ
ff: 1
WQ
Section Ref.: 0.1 WQ W Q
3) The celestial sphere is divided into 88 modern constellations. A
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nswer: TRUE W Q
Diff: 1 WQ
Section Ref.: 0.1 WQ W Q
4) In the sky, declination is measured in degrees north or south of the celestial equator. Ans
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
wer: TRUE
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Diff: 1 WQ
Section Ref.: 0.1 WQ W Q
5) The south celestial pole is located at a declination of -
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90 degrees. Answer: TRUE
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Diff: 1 WQ
Section Ref.: 0.1 WQ W Q
6) In general, the brightest star in a given constellation is designated as alpha. Ans
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wer: TRUE
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Diff: 1 WQ
Section Ref.: 0.1 WQ W Q
7) Constellations are close clusters of stars, all at about the same distance from the Sun. Ans WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
wer: FALSE
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Diff: 1 WQ
Section Ref.: 0.1 WQ W Q
8) The closest terrestrial analog to hours of right ascension is angle of longitude. An
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swer: TRUE W Q
Diff: 2 WQ
Section Ref.: 0.1 WQ W Q
,9) Over 20,000 stars are visible to the naked eye on the darkest, clearest nights. Ans
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wer: FALSE
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Diff: 2 WQ
Section Ref.: 0.1 WQ W Q
10) A star with a right ascension of 2.6 hrs will rise 2.6 hours after the vernal equinox. Ans
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wer: TRUE
W Q
Diff: 3 WQ
Section Ref.: More Prec. 0.1 WQ W Q WQ WQ
11) A tropical year is the same as a sidereal year. An
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swer: FALSE W Q
Diff: 1 WQ
Section Ref.: 0.2 WQ W Q
12) The sidereal day is determined by the Earth's rotation with respect to the stars. Ans
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
wer: TRUE
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Diff: 1 WQ
Section Ref.: 0.2 WQ W Q
13) The vernal equinox marks the beginning of spring in the northern hemisphere. An
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: TRUE W Q
Diff: 1 WQ
Section Ref.: 0.2 WQ W Q
14) There are 3,600 arc seconds in a degree. A WQ WQ WQ WQ WQ WQ WQ WQ
nswer: TRUE W Q
Diff: 2 WQ
Section Ref.: More Prec. 0.1 WQ W Q WQ WQ
15) An hour of right ascension corresponds to 60 degrees in the sky. An
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: FALSE W Q
Diff: 2 WQ
Section Ref.: 0.2 WQ W Q
16) From Earth, the Sun and Moon have about the same angular diameter. An
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: TRUE W Q
Diff: 1 WQ
Section Ref.: 0.2 WQ W Q
17) At the solstices, the Sun's declination will be 23.5 degrees from the equator. An
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swer: TRUE W Q
Diff: 2 WQ
Section Ref.: 0.2 WQ W Q
, 18) At the equinoxes, the declination of the Sun must be zero degrees. An
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swer: TRUE W Q
Diff: 2 WQ
Section Ref.: 0.2 WQ W Q
19) As it orbits the Earth, the Moon appears to move its own diameter (0.5 degrees) eastward ever
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y hour against the background stars.
WQ WQ WQ WQ WQ
Answer: TRUE Dif W Q WQ
f: 3
WQ
Section Ref.: 0.3 WQ W Q
20) From full moon to third quarter moon takes about a week. An WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: TRUE W Q
Diff: 1 WQ
Section Ref.: 0.3 WQ W Q
21) Only people in the Moon's umbral shadow can see a total solar eclipse. Ans
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wer: TRUE W Q
Diff: 1 WQ
Section Ref.: 0.3 WQ W Q
22) If we are the Moon's penumbra, then we will see a partial lunar eclipse. Ans
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
wer: FALSE W Q
Diff: 1 WQ
Section Ref.: 0.3 WQ W Q
23) There is a solar eclipse of some kind every new moon. An WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: FALSE W Q
Diff: 1 WQ
Section Ref.: 0.3 WQ W Q
24) Eighteen days past new moon, the Moon's phase is waning gibbous. An WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: TRUE W Q
Diff: 2 WQ
Section Ref.: 0.3 WQ W Q
25) A total solar eclipse will only occur when the new moon is both on the ecliptic and at its great
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est distance from Earth.
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Answer: FALSE Di W Q WQ
ff: 2 WQ
Section Ref.: 0.3 WQ W Q
26) The larger the parallax shift, the closer an object is to us. An
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: TRUE W Q
Diff: 1 WQ
Section Ref.: 0.4 WQ W Q
27) The parallax shift for all stars is very small. WQ WQ WQ WQ WQ WQ WQ WQ
WQ W Q W Q WQ WQ WQ WQ WQ WQ
1) Right ascension in the sky is very similar to latitude on the Earth. An
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: FALSE W Q
Diff: 1 WQ
Section Ref.: 0.1 WQ W Q
2) Latitude and right ascension are coordinate systems used to find objects on the celestial sph
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
ere.
Answer: FALSE Di W Q WQ
ff: 1
WQ
Section Ref.: 0.1 WQ W Q
3) The celestial sphere is divided into 88 modern constellations. A
WQ WQ WQ WQ WQ WQ WQ WQ WQ
nswer: TRUE W Q
Diff: 1 WQ
Section Ref.: 0.1 WQ W Q
4) In the sky, declination is measured in degrees north or south of the celestial equator. Ans
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
wer: TRUE
W Q
Diff: 1 WQ
Section Ref.: 0.1 WQ W Q
5) The south celestial pole is located at a declination of -
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
90 degrees. Answer: TRUE
WQ WQ W Q
Diff: 1 WQ
Section Ref.: 0.1 WQ W Q
6) In general, the brightest star in a given constellation is designated as alpha. Ans
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
wer: TRUE
W Q
Diff: 1 WQ
Section Ref.: 0.1 WQ W Q
7) Constellations are close clusters of stars, all at about the same distance from the Sun. Ans WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
wer: FALSE
W Q
Diff: 1 WQ
Section Ref.: 0.1 WQ W Q
8) The closest terrestrial analog to hours of right ascension is angle of longitude. An
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: TRUE W Q
Diff: 2 WQ
Section Ref.: 0.1 WQ W Q
,9) Over 20,000 stars are visible to the naked eye on the darkest, clearest nights. Ans
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
wer: FALSE
W Q
Diff: 2 WQ
Section Ref.: 0.1 WQ W Q
10) A star with a right ascension of 2.6 hrs will rise 2.6 hours after the vernal equinox. Ans
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
wer: TRUE
W Q
Diff: 3 WQ
Section Ref.: More Prec. 0.1 WQ W Q WQ WQ
11) A tropical year is the same as a sidereal year. An
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: FALSE W Q
Diff: 1 WQ
Section Ref.: 0.2 WQ W Q
12) The sidereal day is determined by the Earth's rotation with respect to the stars. Ans
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
wer: TRUE
W Q
Diff: 1 WQ
Section Ref.: 0.2 WQ W Q
13) The vernal equinox marks the beginning of spring in the northern hemisphere. An
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: TRUE W Q
Diff: 1 WQ
Section Ref.: 0.2 WQ W Q
14) There are 3,600 arc seconds in a degree. A WQ WQ WQ WQ WQ WQ WQ WQ
nswer: TRUE W Q
Diff: 2 WQ
Section Ref.: More Prec. 0.1 WQ W Q WQ WQ
15) An hour of right ascension corresponds to 60 degrees in the sky. An
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: FALSE W Q
Diff: 2 WQ
Section Ref.: 0.2 WQ W Q
16) From Earth, the Sun and Moon have about the same angular diameter. An
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: TRUE W Q
Diff: 1 WQ
Section Ref.: 0.2 WQ W Q
17) At the solstices, the Sun's declination will be 23.5 degrees from the equator. An
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: TRUE W Q
Diff: 2 WQ
Section Ref.: 0.2 WQ W Q
, 18) At the equinoxes, the declination of the Sun must be zero degrees. An
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: TRUE W Q
Diff: 2 WQ
Section Ref.: 0.2 WQ W Q
19) As it orbits the Earth, the Moon appears to move its own diameter (0.5 degrees) eastward ever
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
y hour against the background stars.
WQ WQ WQ WQ WQ
Answer: TRUE Dif W Q WQ
f: 3
WQ
Section Ref.: 0.3 WQ W Q
20) From full moon to third quarter moon takes about a week. An WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: TRUE W Q
Diff: 1 WQ
Section Ref.: 0.3 WQ W Q
21) Only people in the Moon's umbral shadow can see a total solar eclipse. Ans
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
wer: TRUE W Q
Diff: 1 WQ
Section Ref.: 0.3 WQ W Q
22) If we are the Moon's penumbra, then we will see a partial lunar eclipse. Ans
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
wer: FALSE W Q
Diff: 1 WQ
Section Ref.: 0.3 WQ W Q
23) There is a solar eclipse of some kind every new moon. An WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: FALSE W Q
Diff: 1 WQ
Section Ref.: 0.3 WQ W Q
24) Eighteen days past new moon, the Moon's phase is waning gibbous. An WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: TRUE W Q
Diff: 2 WQ
Section Ref.: 0.3 WQ W Q
25) A total solar eclipse will only occur when the new moon is both on the ecliptic and at its great
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
est distance from Earth.
WQ WQ WQ
Answer: FALSE Di W Q WQ
ff: 2 WQ
Section Ref.: 0.3 WQ W Q
26) The larger the parallax shift, the closer an object is to us. An
WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ WQ
swer: TRUE W Q
Diff: 1 WQ
Section Ref.: 0.4 WQ W Q
27) The parallax shift for all stars is very small. WQ WQ WQ WQ WQ WQ WQ WQ
