Question 1

In which direction does the daily motion of the Moon occur in the sky, against the background stars, when viewed from the Earth?

Accepted Answer

A)  Toward the west 
B)  Toward the east 
C)  Toward the north celestial pole in the summer and the south celestial pole in the winter 
D)  No predictable pattern can be discerned 
A)  Toward the west 
B)  Toward the east 
C)  Toward the north celestial pole in the summer and the south celestial pole in the winter 
D)  No predictable pattern can be discerned

Question 2

An observer in the Northern Hemisphere watches the sky for several hours. Due to the motion of Earth, this observer notices that the stars near the north celestial pole appear to move

Accepted Answer

A)  counter clockwise around the celestial pole. 
B)  clockwise around the celestial pole. 
C)  from left to right. 
D)  from right to left. 
E)  nearly vertically upward. 
A)  counter clockwise around the celestial pole. 
B)  clockwise around the celestial pole. 
C)  from left to right. 
D)  from right to left. 
E)  nearly vertically upward.

Question 3

How can tidal forces affect the rotation of celestial bodies and their orbital motion?

Accepted Answer

Tidal forces can affect the rotation of

Question 4

A(n) ___________ is a set of beliefs that appears to be based on scientific ideas, but which fails to obey the most basic rules of science.

Accepted Answer

A)  theory 
B)  hypothesis 
C)  pseudoscience 
D)  allegory 
E)  scientific model 
A)  theory 
B)  hypothesis 
C)  pseudoscience 
D)  allegory 
E)  scientific model

Question 5

An observer in the Southern Hemisphere takes a time exposure photograph of the night sky. If the illustration below depicts the photograph taken by the observer, which direction was the camera pointing?

Accepted Answer

A)  straight north 
B)  straight east 
C)  straight south 
D)  straight west 
E)  straight up, directly overhead 
A)  straight north 
B)  straight east 
C)  straight south 
D)  straight west 
E)  straight up, directly overhead

Question 6

The seasons are caused by the precession of the Earth s axis.

Accepted Answer

A) True 
 B)False

Question 7

Constellation names are from _____ translated into _______, the language of science in Europe to the 19th century.

Accepted Answer

A)  Greek; Latin. 
B)  Latin; Greek. 
C)  Latin; Arabic. 
D)  Greek; English. 
E)  Greek; Italian. 
A)  Greek; Latin. 
B)  Latin; Greek. 
C)  Latin; Arabic. 
D)  Greek; English. 
E)  Greek; Italian.

Question 8

A dime is 1.8 cm in diameter. At what distance from your eye would you have to hold a dime so that it has the same angular diameter as the full moon.

Accepted Answer

A)  2 m 
B)  2 cm 
C)  2 km 
D)  2 inches 
E)  2 ft 
A)  2 m 
B)  2 cm 
C)  2 km 
D)  2 inches 
E)  2 ft

Question 9

Describe the location of Polaris in the sky relative to the horizon as seen by observers in Alaska (lat. = 60 N), Texas (lat. = 33 N), Ecuador (lat. = 0 ), and Australia (lat. = 30 S)

Accepted Answer

The answer of Describe the location of Polaris in the...

Question 10

Why can neither Venus nor Mercury remain visible throughout the night as the full moon does?

Accepted Answer

Venus and Mercury cannot remain visible

Question 11

At what two celestial locations do the celestial equator and ecliptic coincide?

Accepted Answer

A)  winter solstice and summer solstice 
B)  vernal equinox and autumnal equinox 
C)  they coincide at all points because they are the same. 
D)  north celestial pole and south celestial pole 
E)  zenith and east point 
A)  winter solstice and summer solstice 
B)  vernal equinox and autumnal equinox 
C)  they coincide at all points because they are the same. 
D)  north celestial pole and south celestial pole 
E)  zenith and east point

Question 12

You live at a latitude of 16 S. What is the angle between the southern horizon and the south celestial pole?

Accepted Answer

A)  74 
B)  164 
C)  16 
D)  23.5 
E)  5 
A)  74 
B)  164 
C)  16 
D)  23.5 
E)  5

Question 13

The planets __________ and ___________ are never visible near the eastern horizon at sunset.

Accepted Answer

The answer of The planets __________ and ___________ are never...

Question 14

An observer in the Southern Hemisphere takes a time exposure photograph of the night sky. If the illustration below depicts the photograph taken by the observer, which direction was the camera pointing?

Accepted Answer

A)  straight north 
B)  straight east 
C)  straight south 
D)  straight west 
E)  straight up, directly overhead 
A)  straight north 
B)  straight east 
C)  straight south 
D)  straight west 
E)  straight up, directly overhead

Question 15

A total lunar eclipse is visible only from the path of totality.

Accepted Answer

A) True 
 B)False

Question 16

Why does one cycle of lunar phases take 29.53 days even though the moon orbits Earth in 27.32 days?

Accepted Answer

The discrepancy between the 27.32 days i

Question 17

The __________ moon is visible above the eastern horizon a couple of hours before sunrise.

Accepted Answer

A)  waning gibbous 
B)  waxing gibbous 
C)  waxing crescent 
D)  waning crescent 
E)  new moon 
A)  waning gibbous 
B)  waxing gibbous 
C)  waxing crescent 
D)  waning crescent 
E)  new moon

Question 18

The star Vega has an apparent visual magnitude of 0.03 and the star HR 4374 has an apparent visual magnitude of 4.87. It has been determined that both stars are at the same distance from Earth. What does this information tell us about the two stars?

Accepted Answer

A)  Vega must be closer to Earth than HR 4374. 
B)  Vega must be farther from Earth than HR 4374. 
C)  Vega must produce less energy/second than HR 4374. 
D)  Vega must produce more energy/second than HR 4374. 
E)  Vega will appear fainter to us than HR 4374. 
A)  Vega must be closer to Earth than HR 4374. 
B)  Vega must be farther from Earth than HR 4374. 
C)  Vega must produce less energy/second than HR 4374. 
D)  Vega must produce more energy/second than HR 4374. 
E)  Vega will appear fainter to us than HR 4374.

Question 19

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 above, depends on the time 
A)  a full moon. 
B)  a first quarter moon. 
C)  a new moon. 
D)  a third quarter moon. 
E)  any of the above, depends on the time

Question 20

The Earth is closest to the Sun during the month of January. Explain then why we do not experience our hottest weather in January.

Accepted Answer

The Earth is indeed closest to the Sun d

In which direction does the daily motion of the Moon occur in the sky, against the background stars, when viewed from the Earth?

An observer in the Northern Hemisphere watches the sky for several hours. Due to the motion of Earth, this observer notices that the stars near the north celestial pole appear to move

How can tidal forces affect the rotation of celestial bodies and their orbital motion?

A(n) ___________ is a set of beliefs that appears to be based on scientific ideas, but which fails to obey the most basic rules of science.

An observer in the Southern Hemisphere takes a time exposure photograph of the night sky. If the illustration below depicts the photograph taken by the observer, which direction was the camera pointing?

The seasons are caused by the precession of the Earth s axis.

Constellation names are from _ translated into ___, the language of science in Europe to the 19th century.

A dime is 1.8 cm in diameter. At what distance from your eye would you have to hold a dime so that it has the same angular diameter as the full moon.

Describe the location of Polaris in the sky relative to the horizon as seen by observers in Alaska (lat. = 60 N), Texas (lat. = 33 N), Ecuador (lat. = 0 ), and Australia (lat. = 30 S)

Why can neither Venus nor Mercury remain visible throughout the night as the full moon does?

At what two celestial locations do the celestial equator and ecliptic coincide?

You live at a latitude of 16 S. What is the angle between the southern horizon and the south celestial pole?

The planets and _ are never visible near the eastern horizon at sunset.

An observer in the Southern Hemisphere takes a time exposure photograph of the night sky. If the illustration below depicts the photograph taken by the observer, which direction was the camera pointing?

A total lunar eclipse is visible only from the path of totality.

Why does one cycle of lunar phases take 29.53 days even though the moon orbits Earth in 27.32 days?

The __________ moon is visible above the eastern horizon a couple of hours before sunrise.

The star Vega has an apparent visual magnitude of 0.03 and the star HR 4374 has an apparent visual magnitude of 4.87. It has been determined that both stars are at the same distance from Earth. What does this information tell us about the two stars?

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

The Earth is closest to the Sun during the month of January. Explain then why we do not experience our hottest weather in January.

Here and Now

The Origin of Modern Astronomy

Light and Telescopes

Sun Light and Sun Atoms

The Terrestrial Planets

The Outer Solar System

Origins of the Solar System and Extrasolar Planets

The Family of Stars

Structure and Formation of Stars

The Deaths of Stars

The Milky Way Galaxy

Galaxies: Normal and Active

Modern Cosmology

Life on Other Worlds

Filters

Exam 2: Users Guide to the Sky: Patterns and Cycles

In which direction does the daily motion of the Moon occur in the sky, against the background stars, when viewed from the Earth?

An observer in the Northern Hemisphere watches the sky for several hours. Due to the motion of Earth, this observer notices that the stars near the north celestial pole appear to move

How can tidal forces affect the rotation of celestial bodies and their orbital motion?

A(n) ___________ is a set of beliefs that appears to be based on scientific ideas, but which fails to obey the most basic rules of science.

An observer in the Southern Hemisphere takes a time exposure photograph of the night sky. If the illustration below depicts the photograph taken by the observer, which direction was the camera pointing?

The seasons are caused by the precession of the Earth s axis.

Constellation names are from _____ translated into _______, the language of science in Europe to the 19th century.

A dime is 1.8 cm in diameter. At what distance from your eye would you have to hold a dime so that it has the same angular diameter as the full moon.

Describe the location of Polaris in the sky relative to the horizon as seen by observers in Alaska (lat. = 60 N), Texas (lat. = 33 N), Ecuador (lat. = 0 ), and Australia (lat. = 30 S)

Why can neither Venus nor Mercury remain visible throughout the night as the full moon does?

At what two celestial locations do the celestial equator and ecliptic coincide?

You live at a latitude of 16 S. What is the angle between the southern horizon and the south celestial pole?

The planets __________ and ___________ are never visible near the eastern horizon at sunset.

An observer in the Southern Hemisphere takes a time exposure photograph of the night sky. If the illustration below depicts the photograph taken by the observer, which direction was the camera pointing?

A total lunar eclipse is visible only from the path of totality.

Why does one cycle of lunar phases take 29.53 days even though the moon orbits Earth in 27.32 days?

The __________ moon is visible above the eastern horizon a couple of hours before sunrise.

The star Vega has an apparent visual magnitude of 0.03 and the star HR 4374 has an apparent visual magnitude of 4.87. It has been determined that both stars are at the same distance from Earth. What does this information tell us about the two stars?

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

The Earth is closest to the Sun during the month of January. Explain then why we do not experience our hottest weather in January.

Here and Now

The Origin of Modern Astronomy

Light and Telescopes

Sun Light and Sun Atoms

The Terrestrial Planets

The Outer Solar System

Origins of the Solar System and Extrasolar Planets

The Family of Stars

Structure and Formation of Stars

The Deaths of Stars

The Milky Way Galaxy

Galaxies: Normal and Active

Modern Cosmology

Life on Other Worlds

Filters

Constellation names are from _ translated into ___, the language of science in Europe to the 19th century.

The planets and _ are never visible near the eastern horizon at sunset.