Question 1

A lunar eclipse occurs when

Accepted Answer

A)   the sun passes between Earth and Earth's moon.
B)   Earth passes between the Earth's moon and the sun.
C)   the Earth's moon passes between Earth and the sun.D) A) and B)
E) A) and C)

Question 2

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 will glow a coppery red.
D)   the moon must be at its greatest distance from Earth.
E)   the date must be near the date of one of the equinoxes.F) All of the above
G) A) and C)

Question 3

The lowest amount of solar energy per square meter is incident upon the surface of Earth in the northern hemisphere on or about

Accepted Answer

A)   December 21,the winter solstice.
B)   March 21,the vernal equinox.
C)   September 21,the autumnal equinox.
D)   June 21,the summer solstice.E) A) and D)
F) C) and D)

Question 4

If the Moon's orbital plane was aligned with the celestial equator we could

Accepted Answer

A)   have eclipses every month.
B)   never have eclipses.
C)   have eclipses only at solstice.
D)   have eclipses only at the equinoxes.E) A) and B)
F) A) and C)

Question 5

During an annular eclipse,the moon's umbral shadow is too

Accepted Answer

A)   bright to produce a total solar eclipse.
B)   faint to produce a total solar eclipse.
C)   wide to produce a total solar eclipse.
D)   long to produce a total solar eclipse.
E)   short to produce a total solar eclipse.F) D) and E)
G) None of the above

Question 6

The full Moon always occurs

Accepted Answer

A)   on the 15th of ever 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.E) A) and B)
F) C) and D)

Question 7

The ________ cycle of the phases of the moon is due to its spherical shape and the ______ shining on it from different directions..

Accepted Answer

A)   monthly; Earth
B)   yearly; Earth
C)   monthly; sun
D)   yearly; sunE) C) and D)
F) None of the above

Question 8

A lunar eclipse can only occur during the full phase.

Accepted Answer

A) True 
 B)False

Question 9

The figure shows the ______ and _____ moon phases..

Accepted Answer

A)   crescent; first quarter
B)   new; new
C)   crescent; full
D)   first quarter; fullE) B) and D)
F) All of the above

Question 10

A dime is 1.8 cm in diameter.Earth's moon is 3.844*1010 cm from Earth and has a diameter of 3.76*108 cm.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)   200 cm
B)   2 cm
C)   0.2 cm
D)   2 AU
E)   2 LYF) C) and D)
G) B) and E)

Question 11

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

Accepted Answer

A) True 
 B)False

Question 12

A solar eclipse occurs when

Accepted Answer

A)   the sun passes between Earth and Earth's moon.
B)   Earth passes between the Earth's moon and the sun.
C)   the Earth's moon passes between Earth and the sun.D) All of the above
E) B) and C)

Question 13

An eclipse of the moon (lunar eclipse) as seen from the earth,happens when ...

Accepted Answer

A)   the hot luminous moon suddenly cools and stops emitting light.
B)   the moon passes between the earth and the sun.
C)   the earth is between the moon and the sun.
D)   the moon is 90 degrees from the direction of the sun.E) A) and B)
F) None of the above

Question 14

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.F) D) and E)
G) B) and D)

Question 15

A solar or lunar eclipse will occur

Accepted Answer

A)   when the sun is near the line of nodes of the moon,and the moon is new or full.
B)   any time the moon is new or full.
C)   when the sun is near the solstice,and the moon is new or full.
D)   half-way through an eclipse year.
E)   when the sun is near the equinox,and the moon is new or full.F) B) and C)
G) A) and B)

Question 16

If the moon enters Earth's shadow but does not reach the umbra,the eclipse is termed

Accepted Answer

A)   partial.
B)   umbral.
C)   penumbral.
D)   total.
E)   annular.F) A) and E)
G) D) and E)

Exam 3: Cycles of the Moon

If the moon enters Earth's shadow but does not reach the umbra,the eclipse is termed

Correct Answer
verified

During a total lunar eclipse

Correct Answer
verified

A solar eclipse occurs when

Correct Answer
verified

A dime is 1.8 cm in diameter.Earth's moon is 3.84410¹⁰ cm from Earth and has a diameter of 3.7610⁸ cm.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?

Correct Answer
verified

The __ cycle of the phases of the moon is due to its spherical shape and the shining on it from different directions..

Correct Answer
verified

A solar or lunar eclipse will occur

Correct Answer
verified

During an annular eclipse,the moon's umbral shadow is too

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

The lowest amount of solar energy per square meter is incident upon the surface of Earth in the northern hemisphere on or about

Correct Answer
verified

If the Moon's orbital plane was aligned with the celestial equator we could

Correct Answer
verified

The figure shows the __ and _ moon phases..

Correct Answer
verified

An eclipse of the moon (lunar eclipse) as seen from the earth,happens when ...

Correct Answer
verified

The full Moon always occurs

Correct Answer
verified

A lunar eclipse occurs when

Correct Answer
verified

A lunar eclipse can only occur during the full phase.

Correct Answer
verified

Exam 3: Cycles of the Moon

If the moon enters Earth's shadow but does not reach the umbra,the eclipse is termed

Correct AnswerverifiedShow Answer

During a total lunar eclipse

Correct AnswerverifiedShow Answer

A solar eclipse occurs when

Correct AnswerverifiedShow Answer

A dime is 1.8 cm in diameter.Earth's moon is 3.844*1010 cm from Earth and has a diameter of 3.76*108 cm.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?

Correct AnswerverifiedShow Answer

The ________ cycle of the phases of the moon is due to its spherical shape and the ______ shining on it from different directions..

Correct AnswerverifiedShow Answer

A solar or lunar eclipse will occur

Correct AnswerverifiedShow Answer

During an annular eclipse,the moon's umbral shadow is too

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The lowest amount of solar energy per square meter is incident upon the surface of Earth in the northern hemisphere on or about

Correct AnswerverifiedShow Answer

If the Moon's orbital plane was aligned with the celestial equator we could

Correct AnswerverifiedShow Answer

The figure shows the ______ and _____ moon phases..

Correct AnswerverifiedShow Answer

An eclipse of the moon (lunar eclipse) as seen from the earth,happens when ...

Correct AnswerverifiedShow Answer

The full Moon always occurs

Correct AnswerverifiedShow Answer

A lunar eclipse occurs when

Correct AnswerverifiedShow Answer

A lunar eclipse can only occur during the full phase.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

A dime is 1.8 cm in diameter.Earth's moon is 3.84410¹⁰ cm from Earth and has a diameter of 3.7610⁸ cm.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?

Correct Answer
verified

The __ cycle of the phases of the moon is due to its spherical shape and the shining on it from different directions..

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

The figure shows the __ and _ moon phases..

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified