Question 1

Diffraction occurs when light:

Accepted Answer

A)  strikes ice crystals at a 90° angle. 
B)  reflects more than twice inside a water droplet. 
C)  passes close to tiny water droplets. 
D)  passes through both liquid droplets and ice crystals. 
A)  strikes ice crystals at a 90° angle. 
B)  reflects more than twice inside a water droplet. 
C)  passes close to tiny water droplets. 
D)  passes through both liquid droplets and ice crystals.

Question 2

A mirage that changes the apparent size of an object is called:

Accepted Answer

A)  towering. 
B)  looming. 
C)  dispersion. 
D)  magnification. 
A)  towering. 
B)  looming. 
C)  dispersion. 
D)  magnification.

Question 3

Your mind's interpretation that light travels only in straight lines is an important part of explaining mirages.

Accepted Answer

A) True 
 B)False

Question 4

Because the glory forms opposite the Sun's position, the observer's shadow will always be found within the glory.

Accepted Answer

A) True 
 B)False

Question 5

A green flash appears when:

Accepted Answer

A)  there is a rainstorm in progress. 
B)  the sun is just rising or setting. 
C)  light is refracted around the edges of clouds. 
D)  there is a temperature inversion present. 
A)  there is a rainstorm in progress. 
B)  the sun is just rising or setting. 
C)  light is refracted around the edges of clouds. 
D)  there is a temperature inversion present.

Question 6

Fata Morgana is a type of halo that is frequently observed in mountainous areas.

Accepted Answer

A) True 
 B)False

Question 7

_______occurs when light that is traveling through a transparent material reaches the opposite surface and is reflected back into the transparent material.

Accepted Answer

A)  Internal reflection 
B)  External refraction 
C)  External reflection 
D)  Internal refraction 
A)  Internal reflection 
B)  External refraction 
C)  External reflection 
D)  Internal refraction

Question 8

Weather proverbs such as "Rainbow in the morning..." can be based on sound scientific facts.

Accepted Answer

A) True 
 B)False

Question 9

Halos result from ice crystals with a ______orientation, while sun dogs are created by ice crystals with a______ orientation.

Accepted Answer

A)  random; vertical 
B)  horizontal; circular 
C)  circular; horizontal 
D)  vertical; random 
A)  random; vertical 
B)  horizontal; circular 
C)  circular; horizontal 
D)  vertical; random

Question 10

These vertical shafts of light are created by slowly falling crystals of ice.

Accepted Answer

The answer of These vertical shafts of light are created...

Question 11

A green flash occurs because:

Accepted Answer

A)  ice crystals diffract the green light. 
B)  green light is scattered more during sunrise. 
C)  green light is bent more than red and orange light. 
D)  red and orange light is absorbed by the atmosphere. 
A)  ice crystals diffract the green light. 
B)  green light is scattered more during sunrise. 
C)  green light is bent more than red and orange light. 
D)  red and orange light is absorbed by the atmosphere.

Question 12

Humans are able to perceive light bending.

Accepted Answer

A) True 
 B)False

Question 13

A looming mirage appears to be:

Accepted Answer

A)  larger than the actual object. 
B)  closer than the actual object. 
C)  suspended above the actual object. 
D)  below the actual object. 
A)  larger than the actual object. 
B)  closer than the actual object. 
C)  suspended above the actual object. 
D)  below the actual object.

Question 14

Before sunlight interacts with the atmosphere, it is this color.

Accepted Answer

A)  violet 
B)  red 
C)  blue 
D)  white 
E)  yellow 
A)  violet 
B)  red 
C)  blue 
D)  white 
E)  yellow

Question 15

Although mostly seen by pilots, the glory's name comes from its appearance when viewed by an observer located on the ground.

Accepted Answer

A) True 
 B)False

Question 16

Sun dogs create the appearance of:

Accepted Answer

A)  shimmering water on the horizon. 
B)  a rainbow around the observer's shadow. 
C)  two "mock suns" on the outer rim of a halo. 
D)  a ring around the sun. 
A)  shimmering water on the horizon. 
B)  a rainbow around the observer's shadow. 
C)  two "mock suns" on the outer rim of a halo. 
D)  a ring around the sun.

Question 17

The interpretation of a halo around the Moon as a sign of impending rain (or snow) stems from:

Accepted Answer

A)  halos being present only when clouds are thick. 
B)  the geometry of the Moon's size and distance. 
C)  a false weather proverb. 
D)  the association of cirrus clouds with cyclonic storms. 
A)  halos being present only when clouds are thick. 
B)  the geometry of the Moon's size and distance. 
C)  a false weather proverb. 
D)  the association of cirrus clouds with cyclonic storms.

Question 18

Refraction only occurs when light crosses a boundary between different substances.

Accepted Answer

A) True 
 B)False

Question 19

A superior mirage is seen above its true position.

Accepted Answer

A) True 
 B)False

Question 20

A mirage will appear to be looming when:

Accepted Answer

A)  it appear smaller than the actual object. 
B)  there is a strong temperature inversion. 
C)  air is very unstable. 
D)  there is a strong negative lapse rate. 
A)  it appear smaller than the actual object. 
B)  there is a strong temperature inversion. 
C)  air is very unstable. 
D)  there is a strong negative lapse rate.

Diffraction occurs when light:

A mirage that changes the apparent size of an object is called:

Your mind's interpretation that light travels only in straight lines is an important part of explaining mirages.

Because the glory forms opposite the Sun's position, the observer's shadow will always be found within the glory.

A green flash appears when:

Fata Morgana is a type of halo that is frequently observed in mountainous areas.

_______occurs when light that is traveling through a transparent material reaches the opposite surface and is reflected back into the transparent material.

Weather proverbs such as "Rainbow in the morning..." can be based on sound scientific facts.

Halos result from ice crystals with a orientation, while sun dogs are created by ice crystals with a orientation.

These vertical shafts of light are created by slowly falling crystals of ice.

A green flash occurs because:

Humans are able to perceive light bending.

A looming mirage appears to be:

Before sunlight interacts with the atmosphere, it is this color.

Although mostly seen by pilots, the glory's name comes from its appearance when viewed by an observer located on the ground.

Sun dogs create the appearance of:

The interpretation of a halo around the Moon as a sign of impending rain (or snow) stems from:

Refraction only occurs when light crosses a boundary between different substances.

A superior mirage is seen above its true position.

A mirage will appear to be looming when:

Introduction to the Atmosphere

Heating Earths Surface and Atmosphere

Temperature

Moisture and Atmospheric Stability

Forms of Condensation and Precipitation

Air Pressure and Winds

Circulation of the Atmosphere

Air Masses

Weather Patterns

Thunderstorms and Tornadoes

Hurricanes

Weather Analysis and Forecasting

Air Pollution

The Changing Climate

World Climates

Filters

Exam 16: Optical Phenomena of the Atmosphere

Diffraction occurs when light:

A mirage that changes the apparent size of an object is called:

Your mind's interpretation that light travels only in straight lines is an important part of explaining mirages.

Because the glory forms opposite the Sun's position, the observer's shadow will always be found within the glory.

A green flash appears when:

Fata Morgana is a type of halo that is frequently observed in mountainous areas.

_______occurs when light that is traveling through a transparent material reaches the opposite surface and is reflected back into the transparent material.

Weather proverbs such as "Rainbow in the morning..." can be based on sound scientific facts.

Halos result from ice crystals with a ______orientation, while sun dogs are created by ice crystals with a______ orientation.

These vertical shafts of light are created by slowly falling crystals of ice.

A green flash occurs because:

Humans are able to perceive light bending.

A looming mirage appears to be:

Before sunlight interacts with the atmosphere, it is this color.

Although mostly seen by pilots, the glory's name comes from its appearance when viewed by an observer located on the ground.

Sun dogs create the appearance of:

The interpretation of a halo around the Moon as a sign of impending rain (or snow) stems from:

Refraction only occurs when light crosses a boundary between different substances.

A superior mirage is seen above its true position.

A mirage will appear to be looming when:

Introduction to the Atmosphere

Heating Earths Surface and Atmosphere

Temperature

Moisture and Atmospheric Stability

Forms of Condensation and Precipitation

Air Pressure and Winds

Circulation of the Atmosphere

Air Masses

Weather Patterns

Thunderstorms and Tornadoes

Hurricanes

Weather Analysis and Forecasting

Air Pollution

The Changing Climate

World Climates

Filters

Halos result from ice crystals with a orientation, while sun dogs are created by ice crystals with a orientation.