Question 1

A lunar eclipse can only happen during a

Accepted Answer

A)  new Moon. 
B)  equinox. 
C)  full Moon. 
D)  perigee. 
E)  aphelion. 
A)  new Moon. 
B)  equinox. 
C)  full Moon. 
D)  perigee. 
E)  aphelion.

Question 2

Only at the equator are all the stars visible over the course of the year.

Accepted Answer

A) True 
 B)False

Question 3

Seasons on Earth are primarily caused by

Accepted Answer

A)  the distance from the Earth to the Sun. 
B)  the tilt of the Earth's rotational axis. 
C)  the tilt of the Earth's magnetic axis. 
D)  the precession of the Earth's rotational axis. 
E)  the dates of the solstices and equinoxes. 
A)  the distance from the Earth to the Sun. 
B)  the tilt of the Earth's rotational axis. 
C)  the tilt of the Earth's magnetic axis. 
D)  the precession of the Earth's rotational axis. 
E)  the dates of the solstices and equinoxes.

Question 4

While watching a star, you see it moves 15 degrees across the sky. How long have you been watching it?

Accepted Answer

A)  1 hour 
B)  3 hours 
C)  15 minutes 
D)  15 seconds 
E)  1 minute 
A)  1 hour 
B)  3 hours 
C)  15 minutes 
D)  15 seconds 
E)  1 minute

Question 5

A solar eclipse can only happen during a ________ Moon.

Accepted Answer

The answer of A solar eclipse can only happen during...

Question 6

An effective theory must

Accepted Answer

A)  have been proven. 
B)  must have been around for centuries or longer. 
C)  be continuously tested. 
D)  include mathematical formulae. 
A)  have been proven. 
B)  must have been around for centuries or longer. 
C)  be continuously tested. 
D)  include mathematical formulae.

Question 7

If the Moon rises exactly at sunset, what will its phase be? Why?

Accepted Answer

The phase will be full because

Question 8

Some type of solar eclipse will happen about

Accepted Answer

A)  every month at new Moon. 
B)  every week at full Moon. 
C)  every month at full Moon. 
D)  about every six months at new Moon. 
E)  every year at new Moon. 
A)  every month at new Moon. 
B)  every week at full Moon. 
C)  every month at full Moon. 
D)  about every six months at new Moon. 
E)  every year at new Moon.

Question 9

What is the significance of the zodiacal signs, and why can all twelve not be seen on a given night?

Accepted Answer

They are twelve constellations

Question 10

The four extra minutes in the solar day are due to our ________ around the Sun.

Accepted Answer

The answer of The four extra minutes in the solar...

Question 11

What are constellations?

Accepted Answer

A)  Groups of galaxies gravitationally bound and close together in the sky 
B)  Groups of stars making an apparent pattern in the celestial sphere 
C)  Groups of stars gravitationally bound and appearing close together in the sky 
D)  Ancient story boards, useless to modern astronomers 
E)  Apparent groupings of stars and planets visible on a given evening 
A)  Groups of galaxies gravitationally bound and close together in the sky 
B)  Groups of stars making an apparent pattern in the celestial sphere 
C)  Groups of stars gravitationally bound and appearing close together in the sky 
D)  Ancient story boards, useless to modern astronomers 
E)  Apparent groupings of stars and planets visible on a given evening

Question 12

This diagram explains

Accepted Answer

A)  the difference between solar time and sidereal time. 
B)  precession. 
C)  the solar day's relation to the Moon. 
D)  the sidereal day's relation to the seasons. 
A)  the difference between solar time and sidereal time. 
B)  precession. 
C)  the solar day's relation to the Moon. 
D)  the sidereal day's relation to the seasons.

Question 13

How long is the precession cycle?

Accepted Answer

A)  1 day 
B)  29.5 days 
C)  365.24 days 
D)  18 years, 11.3 days 
E)  26,000 years 
A)  1 day 
B)  29.5 days 
C)  365.24 days 
D)  18 years, 11.3 days 
E)  26,000 years

Question 14

There are 3,600 arc seconds in a degree.

Accepted Answer

A) True 
 B)False

Question 15

Why can many more people witness a total lunar eclipse than a total solar eclipse?

Accepted Answer

For a total solar eclipse to be seen, th

Question 16

Which of the choices below correctly lists things in order from largest to smallest?

Accepted Answer

A)  Sun, Earth, Solar System, Milky Way, Universe 
B)  Universe, Milky Way, Sun, Earth, Solar System 
C)  Solar System, Earth, Sun, Universe, Milky Way 
D)  Universe, Milky Way, Solar System, Sun, Earth 
E)  Milky Way, Universe, Solar System, Sun, Earth 
A)  Sun, Earth, Solar System, Milky Way, Universe 
B)  Universe, Milky Way, Sun, Earth, Solar System 
C)  Solar System, Earth, Sun, Universe, Milky Way 
D)  Universe, Milky Way, Solar System, Sun, Earth 
E)  Milky Way, Universe, Solar System, Sun, Earth

Question 17

The ________ is the totality of all space, time, matter, and energy.

Accepted Answer

The answer of The ________ is the totality of all...

Question 18

What conditions are necessary for an annular solar eclipse?

Accepted Answer

A)  New Moon on equator at perigee 
B)  Full Moon on ecliptic at perihelion 
C)  New Moon on ecliptic at perigee 
D)  New Moon on equator at apogee 
E)  New Moon on ecliptic at apogee 
A)  New Moon on equator at perigee 
B)  Full Moon on ecliptic at perihelion 
C)  New Moon on ecliptic at perigee 
D)  New Moon on equator at apogee 
E)  New Moon on ecliptic at apogee

Question 19

Which of the following can be described as the totality of all space, time, matter, and energy?

Accepted Answer

A)  The universe 
B)  Astronomy 
C)  The Milky Way 
D)  The Earth 
E)  The solar system 
A)  The universe 
B)  Astronomy 
C)  The Milky Way 
D)  The Earth 
E)  The solar system

Question 20

Why are summers hotter than winters? Relate this to the Sun's position in the celestial sphere and the length of the days.

Accepted Answer

The Sun is 47 degrees higher i

A lunar eclipse can only happen during a

Only at the equator are all the stars visible over the course of the year.

Seasons on Earth are primarily caused by

While watching a star, you see it moves 15 degrees across the sky. How long have you been watching it?

A solar eclipse can only happen during a ________ Moon.

An effective theory must

If the Moon rises exactly at sunset, what will its phase be? Why?

Some type of solar eclipse will happen about

What is the significance of the zodiacal signs, and why can all twelve not be seen on a given night?

The four extra minutes in the solar day are due to our ________ around the Sun.

What are constellations?

This diagram explains

How long is the precession cycle?

There are 3,600 arc seconds in a degree.

Why can many more people witness a total lunar eclipse than a total solar eclipse?

Which of the choices below correctly lists things in order from largest to smallest?

The ________ is the totality of all space, time, matter, and energy.

What conditions are necessary for an annular solar eclipse?

Which of the following can be described as the totality of all space, time, matter, and energy?

Why are summers hotter than winters? Relate this to the Sun's position in the celestial sphere and the length of the days.

Light and Telescopes

The Solar System

Earth and Its Moon

The Eight Planets

Small Bodies in the Solar System

Formation of Planetary Systems

The Sun

Measuring the Stars

Star Formation and Evolution

Stellar Explosions

Black Holes

The Milky Way Galaxy

Galaxies

Cosmology and the Universe

Filters

Exam 1: The Night Sky

A lunar eclipse can only happen during a

Only at the equator are all the stars visible over the course of the year.

Seasons on Earth are primarily caused by

While watching a star, you see it moves 15 degrees across the sky. How long have you been watching it?

A solar eclipse can only happen during a ________ Moon.

An effective theory must

If the Moon rises exactly at sunset, what will its phase be? Why?

Some type of solar eclipse will happen about

What is the significance of the zodiacal signs, and why can all twelve not be seen on a given night?

The four extra minutes in the solar day are due to our ________ around the Sun.

What are constellations?

This diagram explains

How long is the precession cycle?

There are 3,600 arc seconds in a degree.

Why can many more people witness a total lunar eclipse than a total solar eclipse?

Which of the choices below correctly lists things in order from largest to smallest?

The ________ is the totality of all space, time, matter, and energy.

What conditions are necessary for an annular solar eclipse?

Which of the following can be described as the totality of all space, time, matter, and energy?

Why are summers hotter than winters? Relate this to the Sun's position in the celestial sphere and the length of the days.

Light and Telescopes

The Solar System

Earth and Its Moon

The Eight Planets

Small Bodies in the Solar System

Formation of Planetary Systems

The Sun

Measuring the Stars

Star Formation and Evolution

Stellar Explosions

Black Holes

The Milky Way Galaxy

Galaxies

Cosmology and the Universe

Filters