Question 1

When the Moon is totally eclipsed, the Moon is illuminated by some sunlight reflected by Earth's atmosphere.

Accepted Answer

A) True 
 B)False

Question 2

The chromosphere is often marked by eruptions on the solar surface called ____.

Accepted Answer

A)  solar flares 
B)  prominences 
C)  solar nodes 
D)  diamond rings 
E)  coronal mass ejections 
A)  solar flares 
B)  prominences 
C)  solar nodes 
D)  diamond rings 
E)  coronal mass ejections

Question 3

Why can't a lunar eclipse happen at every full moon?

Accepted Answer

Most full moons pass too far n

Question 4

Eclipses can occur only when, viewed from Earth, the Sun is near one of the _______________. of the Moon's orbit.

Accepted Answer

The answer of Eclipses can occur only when, viewed from...

Question 5

If the Moon is too far from Earth during a solar eclipse, the _____ does not reach Earth's surface.

Accepted Answer

A)  umbra 
B)  ecliptic 
C)  prominence 
D)  penumbra 
E)  solar disk 
A)  umbra 
B)  ecliptic 
C)  prominence 
D)  penumbra 
E)  solar disk

Question 6

How many Saros cycles does it take for the same eclipse to occur at about the same location on Earth?

Accepted Answer

A)  one cycle 
B)  three cycles 
C)  18 cycles 
D)  22 cycles 
E)  54 cycles 
A)  one cycle 
B)  three cycles 
C)  18 cycles 
D)  22 cycles 
E)  54 cycles

Question 7

What are the two conditions for an eclipse?

Accepted Answer

The Sun must be near one of th

Question 8

What does a waning crescent moon mean?

Accepted Answer

A)  The changing Moon between full moon and third quarter 
B)  The changing Moon between third quarter and new moon 
C)  The changing Moon between first quarter and full moon 
D)  The changing Moon between new moon and first quarter 
E)  The changing Moon between first and third quarters 
A)  The changing Moon between full moon and third quarter 
B)  The changing Moon between third quarter and new moon 
C)  The changing Moon between first quarter and full moon 
D)  The changing Moon between new moon and first quarter 
E)  The changing Moon between first and third quarters

When the Moon is totally eclipsed, the Moon is illuminated by some sunlight reflected by Earth's atmosphere.

The chromosphere is often marked by eruptions on the solar surface called ____.

Why can't a lunar eclipse happen at every full moon?

Eclipses can occur only when, viewed from Earth, the Sun is near one of the _______________. of the Moon's orbit.

If the Moon is too far from Earth during a solar eclipse, the _____ does not reach Earth's surface.

How many Saros cycles does it take for the same eclipse to occur at about the same location on Earth?

What are the two conditions for an eclipse?

What does a waning crescent moon mean?

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

When the Moon is totally eclipsed, the Moon is illuminated by some sunlight reflected by Earth's atmosphere.

The chromosphere is often marked by eruptions on the solar surface called ____.

Why can't a lunar eclipse happen at every full moon?

Eclipses can occur only when, viewed from Earth, the Sun is near one of the _______________. of the Moon's orbit.

If the Moon is too far from Earth during a solar eclipse, the _____ does not reach Earth's surface.

How many Saros cycles does it take for the same eclipse to occur at about the same location on Earth?

What are the two conditions for an eclipse?

What does a waning crescent moon mean?

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