Question 1

If you are observing a partial solar eclipse,you must be standing in the:

Accepted Answer

A) Moon's umbra 
B) Moon's penumbra 
C) Earth's umbra 
D) Earth's penumbra 
E) Sun's umbra 
A) Moon's umbra 
B) Moon's penumbra 
C) Earth's umbra 
D) Earth's penumbra 
E) Sun's umbra B

Question 2

If there is a full moon out tonight,approximately how long from now will it be in the third-quarter phase?

Accepted Answer

A) three to four days 
B) one week 
C) two weeks 
D) three weeks 
E) one month 
A) three to four days 
B) one week 
C) two weeks 
D) three weeks 
E) one month B

Question 3

At what time does a full Moon rise?

Accepted Answer

A) 12 midnight 
B) 12 noon 
C) 6 A.M. 
D) 6 P.m. 
E) 3 P.m. 
A) 12 midnight 
B) 12 noon 
C) 6 A.M. 
D) 6 P.m. 
E) 3 P.m. D

Question 4

At a latitude of 50°,how far above the horizon is the north celestial pole located?

Accepted Answer

A) 0° 
B) 40° 
C) 50° 
D) 90° 
E) It is not visible at that latitude. 
A) 0° 
B) 40° 
C) 50° 
D) 90° 
E) It is not visible at that latitude.

Question 5

The day with the smallest number of daylight hours over the course of the year for a person living in the Northern Hemisphere is the:

Accepted Answer

A) summer solstice (June 1) 
B) vernal equinox (March 21) 
C) winter solstice (Dec.22) 
D) autumnal equinox (Sept.23) 
E) The number of daylight hours is always the same. 
A) summer solstice (June 1) 
B) vernal equinox (March 21) 
C) winter solstice (Dec.22) 
D) autumnal equinox (Sept.23) 
E) The number of daylight hours is always the same.

Question 6

How often do leap years occur?

Accepted Answer

A) almost every 3 years 
B) almost every 4 years 
C) almost every 5 years 
D) almost every 8 years 
E) almost every 10 years 
A) almost every 3 years 
B) almost every 4 years 
C) almost every 5 years 
D) almost every 8 years 
E) almost every 10 years

Question 7

If a star rises due east on the horizon,it will set due west on the horizon six hours later.

Accepted Answer

A) True 
 B)False

Question 8

On the autumnal equinox,the lengths of both day and night are 12 hours.

Accepted Answer

A) True 
 B)False

Question 9

When a solar eclipse occurs,typically more people will witness it as a partial eclipse than as a total eclipse.

Accepted Answer

A) True 
 B)False

Question 10

If the Moon was full three days ago,what phase will it be in tonight,and when will it rise and set?

Accepted Answer

The Moon's phase cycles on a 29.5-day pe

Question 11

The ecliptic is defined by the motion of _________ in the sky.

Accepted Answer

A) the Moon 
B) the Sun 
C) the planets 
D) Polaris 
E) the stars 
A) the Moon 
B) the Sun 
C) the planets 
D) Polaris 
E) the stars

Question 12

Draw a picture below showing the Moon's location relative to the Earth and the Sun during a lunar eclipse.

Accepted Answer

The Moon,Earth,and Sun should

Question 13

Earth is closest to the Sun when the Northern Hemisphere experiences:

Accepted Answer

A) spring 
B) summer 
C) fall 
D) winter 
A) spring 
B) summer 
C) fall 
D) winter

Question 14

There are _________ constellations in the entire sky.

Accepted Answer

A) 12 
B) 13 
C) 88 
D) hundreds of 
E) thousands of 
A) 12 
B) 13 
C) 88 
D) hundreds of 
E) thousands of

Question 15

A friend takes a time-lapse picture of the sky,as shown below.What direction must your friend have been facing when the picture was taken?

Accepted Answer

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

Question 16

Draw a picture below showing the Moon's location relative to the Earth and the Sun during a solar eclipse.

Accepted Answer

The Moon,Earth,and Sun should

Question 17

A friend takes a time-lapse picture of the sky,as shown below.What direction must your friend have been facing when the picture was taken?

Accepted Answer

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

Question 18

What would be the effect on the seasons if the tilt of the Earth's axis were 10° rather than 23.5°?

Accepted Answer

If the tilt of the Earth's axis were sma

Question 19

Locations along the equator are the only place on Earth where you can see the entire celestial sphere (during the day or night)over the course of 24 hours.

Accepted Answer

A) True 
 B)False

Question 20

For a person who lives at a latitude of 40°,when is the Sun directly overhead at noon?

Accepted Answer

A) only on the summer solstice 
B) only on the winter solstice 
C) only on the vernal and autumnal equinoxes 
D) never 
E) always 
A) only on the summer solstice 
B) only on the winter solstice 
C) only on the vernal and autumnal equinoxes 
D) never 
E) always

Exam 2: Patterns in the Skymotions of Earth

If you are observing a partial solar eclipse,you must be standing in the:

If there is a full moon out tonight,approximately how long from now will it be in the third-quarter phase?

At what time does a full Moon rise?

At a latitude of 50°,how far above the horizon is the north celestial pole located?

The day with the smallest number of daylight hours over the course of the year for a person living in the Northern Hemisphere is the:

How often do leap years occur?

If a star rises due east on the horizon,it will set due west on the horizon six hours later.

On the autumnal equinox,the lengths of both day and night are 12 hours.

When a solar eclipse occurs,typically more people will witness it as a partial eclipse than as a total eclipse.

If the Moon was full three days ago,what phase will it be in tonight,and when will it rise and set?

The ecliptic is defined by the motion of _________ in the sky.

Draw a picture below showing the Moon's location relative to the Earth and the Sun during a lunar eclipse.

Earth is closest to the Sun when the Northern Hemisphere experiences:

There are _________ constellations in the entire sky.

A friend takes a time-lapse picture of the sky,as shown below.What direction must your friend have been facing when the picture was taken?

Draw a picture below showing the Moon's location relative to the Earth and the Sun during a solar eclipse.

A friend takes a time-lapse picture of the sky,as shown below.What direction must your friend have been facing when the picture was taken?

What would be the effect on the seasons if the tilt of the Earth's axis were 10° rather than 23.5°?

Locations along the equator are the only place on Earth where you can see the entire celestial sphere (during the day or night)over the course of 24 hours.

For a person who lives at a latitude of 40°,when is the Sun directly overhead at noon?

Why Learn Astronomy

Motion of Astronomical Bodies

Gravity and Orbits

Light

The Tools of the Astronomer

The Birth and Evolution of Planetary Systems

The Terrestrial Planets and Earths Moon

Atmospheres of the Terrestrial Planets

Worlds of Gas and Liquid the Giant Planets

Planetary Adornments Moons and Rings

Dwarf Planets and Small Solar System Bodies

Taking the Measure of Stars

Our Starthe Sun

Star Formation and the Interstellar Medium

Evolution of Low-Mass Stars

Evolution of High-Mass Stars

Relativity and Black Holes

The Expanding Universe

Galaxies

The Milky Waya Normal Spiral Galaxy

Modern Cosmology

Large-Scale Structure in the Universe

Life

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