Question 1

What happens every 29.5 days?

Accepted Answer

A)  The Moon's Saros cycle 
B)  The Moon's synodic cycle 
C)  The Moon's sidereal cycle 
D)  The Moon's ecliptic season 
E)  The Moon's chance for a partial eclipse 
A)  The Moon's Saros cycle 
B)  The Moon's synodic cycle 
C)  The Moon's sidereal cycle 
D)  The Moon's ecliptic season 
E)  The Moon's chance for a partial eclipse

Question 2

When the full Moon passes through Earth's shadow, the eclipse is visible from anywhere on Earth's dark side.

Accepted Answer

A) True 
 B)False

Question 3

Any location on the Moon is sunlit for three weeks and is in darkness for one week as the Moon rotates.

Accepted Answer

A) True 
 B)False

Question 4

At what point is the Moon closest to Earth?

Accepted Answer

A)  apogee 
B)  perigee 
C)  umbra 
D)  penumbra 
E)  prominence 
A)  apogee 
B)  perigee 
C)  umbra 
D)  penumbra 
E)  prominence

Question 5

At what point is the Moon farthest away from Earth?

Accepted Answer

A)  apogee 
B)  perigee 
C)  umbra 
D)  penumbra 
E)  prominence 
A)  apogee 
B)  perigee 
C)  umbra 
D)  penumbra 
E)  prominence

Question 6

Predicting an eclipse is easy because all you have to do is keep track of where the Moon crosses the ecliptic.

Accepted Answer

A) True 
 B)False

Question 7

If the Moon crosses Earth's shadow at the center of the umbra, how long will the entire eclipse last from start to finish?

Accepted Answer

A)  2 to 3 minutes 
B)  7 minutes 
C)  1 hour 45 minutes 
D)  2 hours 
E)  6 hours 
A)  2 to 3 minutes 
B)  7 minutes 
C)  1 hour 45 minutes 
D)  2 hours 
E)  6 hours

Question 8

During the _______________ phase, sunlight illuminates the far side of the Moon, and the side you see is in darkness.

Accepted Answer

The answer of During the _______________ phase, sunlight illuminates the...

What happens every 29.5 days?

When the full Moon passes through Earth's shadow, the eclipse is visible from anywhere on Earth's dark side.

Any location on the Moon is sunlit for three weeks and is in darkness for one week as the Moon rotates.

At what point is the Moon closest to Earth?

At what point is the Moon farthest away from Earth?

Predicting an eclipse is easy because all you have to do is keep track of where the Moon crosses the ecliptic.

If the Moon crosses Earth's shadow at the center of the umbra, how long will the entire eclipse last from start to finish?

During the _______________ phase, sunlight illuminates the far side of the Moon, and the side you see is in darkness.

Here and Now

A Users Guide to the Sky

Origins of Modern Astronomy

Gravity

Light and Telescopes

Atoms and Spectra

The Sun

The Family of Stars

The Interstellar Medium

Formation and Structure of Stars

Stellar Evolution

Deaths of Stars

Neutron Stars and Black Holes

The Milky Way Galaxy

Galaxies

Supermassive Black Holes and Active Galaxies

Modern Cosmology

Origin of the Solar System and Extrasolar Planets

Earth the Active Planet

The Moon and Mercury

Venus and Mars

Jupiter and Saturn

Uranus Neptune Pluto and the Kuiper Belt

Meteorites Asteroids and Comets

Astrobiology

Filters

Exam 3: Moon Phases and Eclipses

What happens every 29.5 days?

When the full Moon passes through Earth's shadow, the eclipse is visible from anywhere on Earth's dark side.

Any location on the Moon is sunlit for three weeks and is in darkness for one week as the Moon rotates.

At what point is the Moon closest to Earth?

At what point is the Moon farthest away from Earth?

Predicting an eclipse is easy because all you have to do is keep track of where the Moon crosses the ecliptic.

If the Moon crosses Earth's shadow at the center of the umbra, how long will the entire eclipse last from start to finish?

During the _______________ phase, sunlight illuminates the far side of the Moon, and the side you see is in darkness.

Here and Now

A Users Guide to the Sky

Origins of Modern Astronomy

Gravity

Light and Telescopes

Atoms and Spectra

The Sun

The Family of Stars

The Interstellar Medium

Formation and Structure of Stars

Stellar Evolution

Deaths of Stars

Neutron Stars and Black Holes

The Milky Way Galaxy

Galaxies

Supermassive Black Holes and Active Galaxies

Modern Cosmology

Origin of the Solar System and Extrasolar Planets

Earth the Active Planet

The Moon and Mercury

Venus and Mars

Jupiter and Saturn

Uranus Neptune Pluto and the Kuiper Belt

Meteorites Asteroids and Comets

Astrobiology

Filters