Question 1

The totally eclipsed Moon glows coppery red because sunlight reaches the Moon's surface after passing through Earth's atmosphere.

Accepted Answer

A) True 
 B)False

Question 2

What two pieces of information are needed to determine the diameter of a faraway object Explain how that information is used to determine the diameter.

Accepted Answer

The distance and the angular d

Question 3

On the vernal equinox the Sun is

Accepted Answer

A) 23.4° north of the celestial equator. 
B) 23.4° south of the celestial equator. 
C) on the celestial equator and moving north with respect to the equator. 
D) on the celestial equator and moving south with respect to the equator. 
E) closest to the north celestial pole. 
A) 23.4° north of the celestial equator. 
B) 23.4° south of the celestial equator. 
C) on the celestial equator and moving north with respect to the equator. 
D) on the celestial equator and moving south with respect to the equator. 
E) closest to the north celestial pole.

Question 4

During a total lunar eclipse,

Accepted Answer

A) the Moon must be new. 
B) the observer must be in the path of totality. 
C) the Moon's color will be affected by Earth's atmosphere. 
D) the Moon must be at about its greatest distance from Earth. 
E) it must be near the time of one of the equinoxes. 
A) the Moon must be new. 
B) the observer must be in the path of totality. 
C) the Moon's color will be affected by Earth's atmosphere. 
D) the Moon must be at about its greatest distance from Earth. 
E) it must be near the time of one of the equinoxes.

Question 5

The observed amount of difference between the perihelion of Earth in early January and aphelion in early July results in the northern hemisphere being _____.

Accepted Answer

A) cold in January and hot in July 
B) hot in January and cold in July 
C) equally cold in both January and July 
D) equally hot in bot January and July 
E) Wrong! The seasonal differences in northern hemisphere temperatures is not caused by differences in distance from the Sun. 
A) cold in January and hot in July 
B) hot in January and cold in July 
C) equally cold in both January and July 
D) equally hot in bot January and July 
E) Wrong! The seasonal differences in northern hemisphere temperatures is not caused by differences in distance from the Sun.

Question 6

During a total lunar eclipse, which of the following are true I.The photosphere of the Sun is obscured by the Moon.II.The Moon is in Earth's umbra.III.The Moon is new.IV.The Moon is full.

Accepted Answer

A) I, III 
B) II, IV 
C) I, II, III 
D) II, III 
E) I, II, III, IV 
A) I, III 
B) II, IV 
C) I, II, III 
D) II, III 
E) I, II, III, IV

Question 7

The time the Moon takes to orbit the Earth one time is the same amount of time as the lunar phase cycle.

Accepted Answer

A) True 
 B)False

Question 8

The Moon's synodic period is longer than its sidereal period.

Accepted Answer

A) True 
 B)False

Question 9

On a clear night when an observer in Los Angeles sees a first-quarter Moon, an observer in London would see

Accepted Answer

A) a full Moon. 
B) a first-quarter Moon. 
C) a new Moon. 
D) a third-quarter Moon. 
E) any of the other choices; it depends on the time of day. 
A) a full Moon. 
B) a first-quarter Moon. 
C) a new Moon. 
D) a third-quarter Moon. 
E) any of the other choices; it depends on the time of day.

Question 10

The season is winter in the northern hemisphere. The Sun rises high in the sky for those living in the southern hemisphere.

Accepted Answer

A) True 
 B)False

Question 11

A third-quarter Moon is visible

Accepted Answer

A) near the eastern horizon just before sunrise. 
B) near the eastern horizon just after sunset. 
C) in the southern sky at sunrise. 
D) in the southern sky at sunset. 
E) from sunset until sunrise. 
A) near the eastern horizon just before sunrise. 
B) near the eastern horizon just after sunset. 
C) in the southern sky at sunrise. 
D) in the southern sky at sunset. 
E) from sunset until sunrise.

Question 12

What is the phase of the Moon shown in the following image

Accepted Answer

A) third quarter 
B) first quarter 
C) waxing gibbous 
D) waning gibbous 
A) third quarter 
B) first quarter 
C) waxing gibbous 
D) waning gibbous

Question 13

At the time of the winter solstice (the start of winter), the Sun is

Accepted Answer

A) farthest south of the celestial equator. 
B) farthest north of the celestial equator. 
C) on the celestial equator moving north. 
D) on the celestial equator moving south. 
A) farthest south of the celestial equator. 
B) farthest north of the celestial equator. 
C) on the celestial equator moving north. 
D) on the celestial equator moving south.

Question 14

The elliptical shape of the Earth's orbit varies with time and takes about ____ to complete a cycle. This is a factor in the Milankovitch theory of ice ages.

Accepted Answer

A) 24 hours 
B) one year 
C) 26 years 
D) 260 years 
E) 100,000 years 
A) 24 hours 
B) one year 
C) 26 years 
D) 260 years 
E) 100,000 years

Question 15

The ecliptic is

Accepted Answer

A) the centerline of the zodiac. 
B) the projection of Earth's orbit on the sky. 
C) the apparent path of the Sun around the sky. 
D) the centerline of the zodiac, the projection of Earth's orbit on the sky, and the apparent path of the Sun around the sky. 
E) None of the other choices are correct. 
A) the centerline of the zodiac. 
B) the projection of Earth's orbit on the sky. 
C) the apparent path of the Sun around the sky. 
D) the centerline of the zodiac, the projection of Earth's orbit on the sky, and the apparent path of the Sun around the sky. 
E) None of the other choices are correct.

Question 16

A full Moon always occurs

Accepted Answer

A) on the 15th of every month. 
B) when the Moon is at right angles to the direction of the Sun. 
C) when the Moon is closer to Sun than the Earth is. 
D) when the Moon is directly opposite the position of the Sun. 
A) on the 15th of every month. 
B) when the Moon is at right angles to the direction of the Sun. 
C) when the Moon is closer to Sun than the Earth is. 
D) when the Moon is directly opposite the position of the Sun.

Question 17

The ecliptic passes through the zodiac.

Accepted Answer

A) True 
 B)False

Question 18

a) If you are on the near side of the Moon, the side facing Earth, describe what you would see of Earth over one lunar cycle. b) If you are on the far side of the Moon, the side facing away from Earth, describe what you would see of Earth over one lunar cycle.

Accepted Answer

a) You would always be facing

Question 19

Choose the correct word(s) that make the statement true. A (lunar, solar)  eclipse occurs when the Moon is (new, quarter, gibbous, full)  and the ordering of aligned celestial objects is always Sun, Moon, Earth.

Accepted Answer

The answer of Choose the correct word(s) that make the...

Question 20

A solar eclipse that occurs when the Moon's umbra does not reach Earth's surface is called

Accepted Answer

A) a total solar eclipse. 
B) a partial solar eclipse. 
C) an annular solar eclipse. 
D) a penumbral solar eclipse. 
E) an umbral solar eclipse. 
A) a total solar eclipse. 
B) a partial solar eclipse. 
C) an annular solar eclipse. 
D) a penumbral solar eclipse. 
E) an umbral solar eclipse.

The totally eclipsed Moon glows coppery red because sunlight reaches the Moon's surface after passing through Earth's atmosphere.

What two pieces of information are needed to determine the diameter of a faraway object Explain how that information is used to determine the diameter.

On the vernal equinox the Sun is

During a total lunar eclipse,

The observed amount of difference between the perihelion of Earth in early January and aphelion in early July results in the northern hemisphere being _____.

During a total lunar eclipse, which of the following are true I.The photosphere of the Sun is obscured by the Moon.II.The Moon is in Earth's umbra.III.The Moon is new.IV.The Moon is full.

The time the Moon takes to orbit the Earth one time is the same amount of time as the lunar phase cycle.

The Moon's synodic period is longer than its sidereal period.

On a clear night when an observer in Los Angeles sees a first-quarter Moon, an observer in London would see

The season is winter in the northern hemisphere. The Sun rises high in the sky for those living in the southern hemisphere.

A third-quarter Moon is visible

What is the phase of the Moon shown in the following image

At the time of the winter solstice (the start of winter), the Sun is

The elliptical shape of the Earth's orbit varies with time and takes about ____ to complete a cycle. This is a factor in the Milankovitch theory of ice ages.

The ecliptic is

A full Moon always occurs

The ecliptic passes through the zodiac.

a) If you are on the near side of the Moon, the side facing Earth, describe what you would see of Earth over one lunar cycle. b) If you are on the far side of the Moon, the side facing away from Earth, describe what you would see of Earth over one lunar cycle.

Choose the correct word(s) that make the statement true. A (lunar, solar) eclipse occurs when the Moon is (new, quarter, gibbous, full) and the ordering of aligned celestial objects is always Sun, Moon, Earth.

A solar eclipse that occurs when the Moon's umbra does not reach Earth's surface is called

Here and Now

A Users Guide to the Sky

The Origin of Modern Astronomy

Light and Telescopes

Atoms and Spectra

The Sun

The Family of Stars

The Formation and Structure of Stars

The Deaths of Stars

Neutron Stars and Black Holes

The Milky Way Galaxy

Galaxies: Normal and Active

Modern Cosmology

The Origin of the Solar System

Earth and Moon: Bases for Comparative Planetology

Mercury, Venus, and Mars

The Outer Solar System

Meteorites, Asteroids, and Comets

Astrobiology: Life on Other Worlds

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Exam 3: Cycles of the Sun and Moon

The totally eclipsed Moon glows coppery red because sunlight reaches the Moon's surface after passing through Earth's atmosphere.

What two pieces of information are needed to determine the diameter of a faraway object Explain how that information is used to determine the diameter.

On the vernal equinox the Sun is

During a total lunar eclipse,

The observed amount of difference between the perihelion of Earth in early January and aphelion in early July results in the northern hemisphere being _____.

During a total lunar eclipse, which of the following are true I.The photosphere of the Sun is obscured by the Moon.II.The Moon is in Earth's umbra.III.The Moon is new.IV.The Moon is full.

The time the Moon takes to orbit the Earth one time is the same amount of time as the lunar phase cycle.

The Moon's synodic period is longer than its sidereal period.

On a clear night when an observer in Los Angeles sees a first-quarter Moon, an observer in London would see

The season is winter in the northern hemisphere. The Sun rises high in the sky for those living in the southern hemisphere.

A third-quarter Moon is visible

What is the phase of the Moon shown in the following image

At the time of the winter solstice (the start of winter), the Sun is

The elliptical shape of the Earth's orbit varies with time and takes about ____ to complete a cycle. This is a factor in the Milankovitch theory of ice ages.

The ecliptic is

A full Moon always occurs

The ecliptic passes through the zodiac.

a) If you are on the near side of the Moon, the side facing Earth, describe what you would see of Earth over one lunar cycle. b) If you are on the far side of the Moon, the side facing away from Earth, describe what you would see of Earth over one lunar cycle.

Choose the correct word(s) that make the statement true. A (lunar, solar) eclipse occurs when the Moon is (new, quarter, gibbous, full) and the ordering of aligned celestial objects is always Sun, Moon, Earth.

A solar eclipse that occurs when the Moon's umbra does not reach Earth's surface is called

Here and Now

A Users Guide to the Sky

The Origin of Modern Astronomy

Light and Telescopes

Atoms and Spectra

The Sun

The Family of Stars

The Formation and Structure of Stars

The Deaths of Stars

Neutron Stars and Black Holes

The Milky Way Galaxy

Galaxies: Normal and Active

Modern Cosmology

The Origin of the Solar System

Earth and Moon: Bases for Comparative Planetology

Mercury, Venus, and Mars

The Outer Solar System

Meteorites, Asteroids, and Comets

Astrobiology: Life on Other Worlds

Filters