,Chapter 0 WW W W W W Charting the Heavens: The Foundations of Astronomy
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1) Right ascension in the sky is very similar to latitude on the Eart
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h. Answer: FALSE
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Diff: 1 WW
Section Ref.: 0.1 WW W W
2) Latitude and right ascension are coordinate systems used to find objects on the celesti
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al sphere.
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Answer: FALSE D W W WW
iff: 1 WW
Section Ref.: 0.1 WW W W
3) The celestial sphere is divided into 88 modern constellations
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. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.1 WW W W
4) In the sky, declination is measured in degrees north or south of the celestial equato
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r. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.1 WW W W
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 WW
Section Ref.: 0.1 WW W W
6) In general, the brightest star in a given constellation is designated as alph
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a. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.1 WW W W
7) Constellations are close clusters of stars, all at about the same distance from the Su
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n. Answer: FALSE
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Diff: 1 WW
Section Ref.: 0.1 WW W W
8) The closest terrestrial analog to hours of right ascension is angle of longitud
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e. Answer: TRUE
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Diff: 2 WW
Section Ref.: 0. WW W W
1
,9) Over 20,000 stars are visible to the naked eye on the darkest, clearest night
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s. Answer: FALSE
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Diff: 2 WW
Section Ref.: 0.1 WW W W
10) A star with a right ascension of 2.6 hrs will rise 2.6 hours after the vernal equino
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x. Answer: TRUE
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Diff: 3 WW
Section Ref.: More Prec. 0.1
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11) A tropical year is the same as a sidereal year
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. Answer: FALSE
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Diff: 1 WW
Section Ref.: 0.2 WW W W
12) The sidereal day is determined by the Earth's rotation with respect to the star
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s. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.2 WW W W
13) The vernal equinox marks the beginning of spring in the northern hemispher
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e. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.2 WW W W
14) There are 3,600 arc seconds in a degree
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. Answer: TRUE
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Diff: 2 WW
Section Ref.: More Prec. 0.1
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15) An hour of right ascension corresponds to 60 degrees in the sk
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y. Answer: FALSE
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Diff: 2 WW
Section Ref.: 0.2 WW W W
16) From Earth, the Sun and Moon have about the same angular diamete
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r. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.2 WW W W
17) At the solstices, the Sun's declination will be 23.5 degrees from the equato
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r. Answer: TRUE
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Diff: 2 WW
Section Ref.: 0. WW W W
2
, 18) At the equinoxes, the declination of the Sun must be zero degree
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s. Answer: TRUE
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Diff: 2 WW
Section Ref.: 0.2 WW W W
19) As it orbits the Earth, the Moon appears to move its own diameter (0.5 degrees) eastwa
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rd every hour against the background stars.
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Answer: TRUE Di W W WW
ff: 3
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Section Ref.: 0.3 WW W W
20) From full moon to third quarter moon takes about a wee
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k. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.3 WW W W
21) Only people in the Moon's umbral shadow can see a total solar eclips
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e. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.3 WW W W
22) If we are the Moon's penumbra, then we will see a partial lunar eclips
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e. Answer: FALSE
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Diff: 1 WW
Section Ref.: 0.3 WW W W
23) There is a solar eclipse of some kind every new moo
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n. Answer: FALSE
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Diff: 1 WW
Section Ref.: 0.3 WW W W
24) Eighteen days past new moon, the Moon's phase is waning gibbou
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s. Answer: TRUE
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Diff: 2 WW
Section Ref.: 0.3 WW W W
25) A total solar eclipse will only occur when the new moon is both on the ecliptic and at
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its greatest distance from Earth.
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Answer: FALSE D W W WW
iff: 2 WW
Section Ref.: 0.3 WW W W
26) The larger the parallax shift, the closer an object is to u
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s. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.4 WW W W
27) The parallax shift for all stars is very small.
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1) Right ascension in the sky is very similar to latitude on the Eart
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h. Answer: FALSE
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Diff: 1 WW
Section Ref.: 0.1 WW W W
2) Latitude and right ascension are coordinate systems used to find objects on the celesti
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al sphere.
WW
Answer: FALSE D W W WW
iff: 1 WW
Section Ref.: 0.1 WW W W
3) The celestial sphere is divided into 88 modern constellations
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. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.1 WW W W
4) In the sky, declination is measured in degrees north or south of the celestial equato
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r. Answer: TRUE
WW W W
Diff: 1 WW
Section Ref.: 0.1 WW W W
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 WW
Section Ref.: 0.1 WW W W
6) In general, the brightest star in a given constellation is designated as alph
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a. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.1 WW W W
7) Constellations are close clusters of stars, all at about the same distance from the Su
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n. Answer: FALSE
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Diff: 1 WW
Section Ref.: 0.1 WW W W
8) The closest terrestrial analog to hours of right ascension is angle of longitud
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e. Answer: TRUE
WW W W
Diff: 2 WW
Section Ref.: 0. WW W W
1
,9) Over 20,000 stars are visible to the naked eye on the darkest, clearest night
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s. Answer: FALSE
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Diff: 2 WW
Section Ref.: 0.1 WW W W
10) A star with a right ascension of 2.6 hrs will rise 2.6 hours after the vernal equino
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x. Answer: TRUE
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Diff: 3 WW
Section Ref.: More Prec. 0.1
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11) A tropical year is the same as a sidereal year
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. Answer: FALSE
WW W W
Diff: 1 WW
Section Ref.: 0.2 WW W W
12) The sidereal day is determined by the Earth's rotation with respect to the star
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s. Answer: TRUE
WW W W
Diff: 1 WW
Section Ref.: 0.2 WW W W
13) The vernal equinox marks the beginning of spring in the northern hemispher
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e. Answer: TRUE
WW W W
Diff: 1 WW
Section Ref.: 0.2 WW W W
14) There are 3,600 arc seconds in a degree
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. Answer: TRUE
WW W W
Diff: 2 WW
Section Ref.: More Prec. 0.1
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15) An hour of right ascension corresponds to 60 degrees in the sk
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y. Answer: FALSE
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Diff: 2 WW
Section Ref.: 0.2 WW W W
16) From Earth, the Sun and Moon have about the same angular diamete
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r. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.2 WW W W
17) At the solstices, the Sun's declination will be 23.5 degrees from the equato
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r. Answer: TRUE
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Diff: 2 WW
Section Ref.: 0. WW W W
2
, 18) At the equinoxes, the declination of the Sun must be zero degree
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s. Answer: TRUE
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Diff: 2 WW
Section Ref.: 0.2 WW W W
19) As it orbits the Earth, the Moon appears to move its own diameter (0.5 degrees) eastwa
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rd every hour against the background stars.
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Answer: TRUE Di W W WW
ff: 3
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Section Ref.: 0.3 WW W W
20) From full moon to third quarter moon takes about a wee
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k. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.3 WW W W
21) Only people in the Moon's umbral shadow can see a total solar eclips
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e. Answer: TRUE
WW W W
Diff: 1 WW
Section Ref.: 0.3 WW W W
22) If we are the Moon's penumbra, then we will see a partial lunar eclips
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e. Answer: FALSE
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Diff: 1 WW
Section Ref.: 0.3 WW W W
23) There is a solar eclipse of some kind every new moo
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n. Answer: FALSE
WW W W
Diff: 1 WW
Section Ref.: 0.3 WW W W
24) Eighteen days past new moon, the Moon's phase is waning gibbou
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s. Answer: TRUE
WW W W
Diff: 2 WW
Section Ref.: 0.3 WW W W
25) A total solar eclipse will only occur when the new moon is both on the ecliptic and at
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its greatest distance from Earth.
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Answer: FALSE D W W WW
iff: 2 WW
Section Ref.: 0.3 WW W W
26) The larger the parallax shift, the closer an object is to u
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s. Answer: TRUE
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Diff: 1 WW
Section Ref.: 0.4 WW W W
27) The parallax shift for all stars is very small.
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