Question 1

What is the circle of illumination and why is it important?

Accepted Answer

The circle of illumination is the dividing line between day and night.Combined with the four factors that cause the seasons,the circle of illumination will influence daylength throughout the year.

Question 2

What is important about changes in daylength and the altitude of the Sun above the horizon over the course of the year?

Accepted Answer

A) These are two factors that produce the rotation of Earth. 
B) These are are phenomena that occur only at the equator. 
C) These are two of the factors responsible for the seasons. 
D) These are factors that follow an irregular,random cycle. 
A) These are two factors that produce the rotation of Earth. 
B) These are are phenomena that occur only at the equator. 
C) These are two of the factors responsible for the seasons. 
D) These are factors that follow an irregular,random cycle. C

Question 3

The electromagnetic spectrum only shows the wavelengths associated with solar radiation.

Accepted Answer

A) True 
 B)False  False

Question 4

Which of the following best describe sunspots?

Accepted Answer

A) They only affected Earth in geologic time. 
B) They can produce flares and prominences. 
C) They are brighter than the rest of the surface of the Sun. 
D) They are surface disturbances caused by convective storms. 
A) They only affected Earth in geologic time. 
B) They can produce flares and prominences. 
C) They are brighter than the rest of the surface of the Sun. 
D) They are surface disturbances caused by convective storms.

Question 5

Intercepted solar energy is called insolation and is measured as the solar constant at the top of the atmosphere.

Accepted Answer

A) True 
 B)False

Question 6

The principal outputs from the Sun consist of the solar wind and radiant energy.

Accepted Answer

A) True 
 B)False

Question 7

Radiant energy from the Sun is composed primarily of visible light and infrared wavelengths.

Accepted Answer

A) True 
 B)False

Question 8

The Solar System,Sun,and Earth formed about 4.6 billion years ago.

Accepted Answer

A) True 
 B)False

Question 9

Explain the significance of each of the equinoxes and solstices.

Accepted Answer

The equinoxes mark the beginning of the

Question 10

Lower latitudes experience the greatest seasonal variation throughout an average year.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following is true of the March equinox?

Accepted Answer

A) Moving south of the equator,daylength increases,while moving north of the equator daylength decreases. 
B) The direct rays of the Sun strike perpendicular at the Tropic of Capricorn (23.5° S). 
C) At all latitudes between the poles,day and night are of equal length. 
D) In the Southern Hemisphere,it is known as the vernal equinox. 
A) Moving south of the equator,daylength increases,while moving north of the equator daylength decreases. 
B) The direct rays of the Sun strike perpendicular at the Tropic of Capricorn (23.5° S). 
C) At all latitudes between the poles,day and night are of equal length. 
D) In the Southern Hemisphere,it is known as the vernal equinox.

Question 12

With reference to the figure above,on approximately which dates is the subsolar point 16° S?

Accepted Answer

A) March 30 and September 15. 
B) February 5 and November 5. 
C) April 25 and August 20. 
D) May 5 and August 10. 
A) March 30 and September 15. 
B) February 5 and November 5. 
C) April 25 and August 20. 
D) May 5 and August 10.

Question 13

The Milky Way is about 100 000 light-years from side to side.

Accepted Answer

A) True 
 B)False

Question 14

Longer autumns and earlier springs caused by climate change have lengthened the growing season in the Canada and the United States.

Accepted Answer

A) True 
 B)False

Question 15

The Sun is directly overhead north of 23.5° N latitude twice a year.

Accepted Answer

A) True 
 B)False

Question 16

Earth rotates east to west,or clockwise,when viewed from above the North Pole.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following characterizes the revolution of Earth?

Accepted Answer

A) It takes approximately 24 hours. 
B) It is responsible for creating the circle of illumination,and hence,day/night relationships. 
C) It is clockwise when viewed from above the North Pole. 
D) It determines the timing of seasons and length of the year. 
A) It takes approximately 24 hours. 
B) It is responsible for creating the circle of illumination,and hence,day/night relationships. 
C) It is clockwise when viewed from above the North Pole. 
D) It determines the timing of seasons and length of the year.

Question 18

The amount of the solar energy received by a given location varies depending upon the season.

Accepted Answer

A) True 
 B)False

Question 19

With reference to the figure above,which of the following is true for the March Equinox?

Accepted Answer

A) The subsolar point is at the equator. 
B) The subsolar point is at the Tropic of Cancer (23.5° N). 
C) The subsolar point is at the Tropic of Capricorn (23.5° S). 
D) The subsolar point is at the Prime Meridian. 
A) The subsolar point is at the equator. 
B) The subsolar point is at the Tropic of Cancer (23.5° N). 
C) The subsolar point is at the Tropic of Capricorn (23.5° S). 
D) The subsolar point is at the Prime Meridian.

Question 20

Why did Astronauts deploy a solar wind measuring experiment on the Moon?

Accepted Answer

A) Because the lunar surface is protected by an atmosphere. 
B) Because there is no electromagnetic energy arriving there. 
C) Because the solar wind does not reach the surface of Earth. 
D) Because no one else had attempted the experiment before and they wanted to be the first. 
A) Because the lunar surface is protected by an atmosphere. 
B) Because there is no electromagnetic energy arriving there. 
C) Because the solar wind does not reach the surface of Earth. 
D) Because no one else had attempted the experiment before and they wanted to be the first.

What is the circle of illumination and why is it important?

What is important about changes in daylength and the altitude of the Sun above the horizon over the course of the year?

The electromagnetic spectrum only shows the wavelengths associated with solar radiation.

Which of the following best describe sunspots?

Intercepted solar energy is called insolation and is measured as the solar constant at the top of the atmosphere.

The principal outputs from the Sun consist of the solar wind and radiant energy.

Radiant energy from the Sun is composed primarily of visible light and infrared wavelengths.

The Solar System,Sun,and Earth formed about 4.6 billion years ago.

Explain the significance of each of the equinoxes and solstices.

Lower latitudes experience the greatest seasonal variation throughout an average year.

Which of the following is true of the March equinox?

With reference to the figure above,on approximately which dates is the subsolar point 16° S?

The Milky Way is about 100 000 light-years from side to side.

Longer autumns and earlier springs caused by climate change have lengthened the growing season in the Canada and the United States.

The Sun is directly overhead north of 23.5° N latitude twice a year.

Earth rotates east to west,or clockwise,when viewed from above the North Pole.

Which of the following characterizes the revolution of Earth?

The amount of the solar energy received by a given location varies depending upon the season.

With reference to the figure above,which of the following is true for the March Equinox?

Why did Astronauts deploy a solar wind measuring experiment on the Moon?

Essentials of Geography

Earths Modern Atmosphere

Atmosphere and Surface Energy Balances

Global Temperatures

Atmospheric and Oceanic Circulations

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

Climate Change

The Dynamic Planet

Tectonics, earthquakes, and Volcanism

Weathering, karst Landscapes, and Mass Movement

River Systems

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

The Geography of Soils

Ecosystem Essentials

Terrestrial Biomes

Filters

Exam 2: Solar Energy to Earth and the Seasons

What is the circle of illumination and why is it important?

What is important about changes in daylength and the altitude of the Sun above the horizon over the course of the year?

The electromagnetic spectrum only shows the wavelengths associated with solar radiation.

Which of the following best describe sunspots?

Intercepted solar energy is called insolation and is measured as the solar constant at the top of the atmosphere.

The principal outputs from the Sun consist of the solar wind and radiant energy.

Radiant energy from the Sun is composed primarily of visible light and infrared wavelengths.

The Solar System,Sun,and Earth formed about 4.6 billion years ago.

Explain the significance of each of the equinoxes and solstices.

Lower latitudes experience the greatest seasonal variation throughout an average year.

Which of the following is true of the March equinox?

With reference to the figure above,on approximately which dates is the subsolar point 16° S?

The Milky Way is about 100 000 light-years from side to side.

Longer autumns and earlier springs caused by climate change have lengthened the growing season in the Canada and the United States.

The Sun is directly overhead north of 23.5° N latitude twice a year.

Earth rotates east to west,or clockwise,when viewed from above the North Pole.

Which of the following characterizes the revolution of Earth?

The amount of the solar energy received by a given location varies depending upon the season.

With reference to the figure above,which of the following is true for the March Equinox?

Why did Astronauts deploy a solar wind measuring experiment on the Moon?

Essentials of Geography

Earths Modern Atmosphere

Atmosphere and Surface Energy Balances

Global Temperatures

Atmospheric and Oceanic Circulations

Water and Atmospheric Moisture

Weather

Water Resources

Global Climate Systems

Climate Change

The Dynamic Planet

Tectonics, earthquakes, and Volcanism

Weathering, karst Landscapes, and Mass Movement

River Systems

Oceans, coastal Processes, and Wind Processes

Glacial and Periglacial Landscapes

The Geography of Soils

Ecosystem Essentials

Terrestrial Biomes

Filters