Question 1

The speed of light in water is:

Accepted Answer

A)  fastest for red light. 
B)  fastest for violet light. 
C)  fastest for blue light. 
D)  same for all colors. 
E)  fastest for ultraviolet light. 
A)  fastest for red light. 
B)  fastest for violet light. 
C)  fastest for blue light. 
D)  same for all colors. 
E)  fastest for ultraviolet light. A

Question 2

Which of these is most important for splitting the Sun's light into its separate colors?

Accepted Answer

A)  internal reflection 
B)  diffraction 
C)  reflection 
D)  refraction 
E)  interference 
A)  internal reflection 
B)  diffraction 
C)  reflection 
D)  refraction 
E)  interference D

Question 3

Secondary rainbows result from:

Accepted Answer

A)  temperature inversions. 
B)  more cloud drops being present. 
C)  multiple reflections inside the raindrops. 
D)  drops being very small. 
A)  temperature inversions. 
B)  more cloud drops being present. 
C)  multiple reflections inside the raindrops. 
D)  drops being very small. C

Question 4

Four basic types of ice crystals contribute to the formation of halos: plates, columns, bullets, and capped columns.

Accepted Answer

A) True 
 B)False

Question 5

The angle of incidence always equals the angle of reflection.

Accepted Answer

A) True 
 B)False

Question 6

Violet light is refracted more than red light when it passes from air into water.

Accepted Answer

A) True 
 B)False

Question 7

A type of mirage in which towering castles appear out of thin air is called a(n) .

Accepted Answer

The answer of A type of mirage in which towering...

Question 8

The ___ is produced by refraction caused by ice crystals.

Accepted Answer

A)  glory 
B)  corona 
C)  rainbow 
D)  halo 
A)  glory 
B)  corona 
C)  rainbow 
D)  halo

Question 9

A layer of very warm, low density air near the surface causes light to:

Accepted Answer

A)  reflect at a higher angle off of the surface. 
B)  bend in a curve opposite that of the Earth. 
C)  bend in a curve that follows the curvature of the Earth's surface. 
D)  separate into its various color components. 
A)  reflect at a higher angle off of the surface. 
B)  bend in a curve opposite that of the Earth. 
C)  bend in a curve that follows the curvature of the Earth's surface. 
D)  separate into its various color components.

Question 10

Mirages:

Accepted Answer

A)  only occur in the desert. 
B)  are known as superior mirages when an object appears higher than it really is. 
C)  appear most often in air with a small temperature gradient. 
D)  are caused by the reflection of light. 
A)  only occur in the desert. 
B)  are known as superior mirages when an object appears higher than it really is. 
C)  appear most often in air with a small temperature gradient. 
D)  are caused by the reflection of light.

Question 11

Coronas can be easily distinguished from 22○halos because:

Accepted Answer

A)  they do not have clearly identifiable rings. 
B)  the color sequence is reversed, with the bluish- white color on the inside. 
C)  they only occur when it is raining. 
D)  they never occur around the moon. 
A)  they do not have clearly identifiable rings. 
B)  the color sequence is reversed, with the bluish- white color on the inside. 
C)  they only occur when it is raining. 
D)  they never occur around the moon.

Question 12

In order to see a rainbow, an observer must ______the Sun and _________the rain.

Accepted Answer

A)  face; have his back to 
B)  face; face 
C)  have his back to; have his back to 
D)  have his back to; face 
A)  face; have his back to 
B)  face; face 
C)  have his back to; have his back to 
D)  have his back to; face

Question 13

Mirages are caused by:

Accepted Answer

A)  variations in air density. 
B)  scattering of sunlight. 
C)  diffraction of sunlight. 
D)  reflection of sunlight. 
A)  variations in air density. 
B)  scattering of sunlight. 
C)  diffraction of sunlight. 
D)  reflection of sunlight.

Question 14

Earth's atmosphere is able to gradually refract light rays:

Accepted Answer

A)  only when it is very dry. 
B)  only when the sun is very high in the sky. 
C)  because of the changing density of air as you get closer to the surface. 
D)  because of air pollution that is present. 
A)  only when it is very dry. 
B)  only when the sun is very high in the sky. 
C)  because of the changing density of air as you get closer to the surface. 
D)  because of air pollution that is present.

Question 15

Superior mirages appear_______ the observed object, and inferior mirages appear _________.

Accepted Answer

A)  smaller than; larger 
B)  above; below 
C)  below; above 
D)  larger than; smaller 
A)  smaller than; larger 
B)  above; below 
C)  below; above 
D)  larger than; smaller

Question 16

The separation of colors by refraction is called:

Accepted Answer

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

Question 17

When sunlight interacts with a raindrop to produce a rainbow, how many refractive events occur for each drop?

Accepted Answer

A)  2 
B)  42 
C)  1 
D)  zero 
A)  2 
B)  42 
C)  1 
D)  zero

Question 18

The phenomenon that results from the speed of light changing as it passes into different substances is:

Accepted Answer

A)  reflection. 
B)  refraction. 
C)  interference. 
D)  internal reflection. 
E)  diffraction. 
A)  reflection. 
B)  refraction. 
C)  interference. 
D)  internal reflection. 
E)  diffraction.

Question 19

Mirages result from which of these optical processes?

Accepted Answer

A)  interference 
B)  reflection 
C)  dispersion 
D)  refraction 
E)  diffraction 
A)  interference 
B)  reflection 
C)  dispersion 
D)  refraction 
E)  diffraction

Question 20

A _________ is one of the few optical phenomena more frequently observed with the moon than the sun.

Accepted Answer

A)  pillar 
B)  green flash 
C)  halo 
D)  corona 
A)  pillar 
B)  green flash 
C)  halo 
D)  corona

The speed of light in water is:

Which of these is most important for splitting the Sun's light into its separate colors?

Secondary rainbows result from:

Four basic types of ice crystals contribute to the formation of halos: plates, columns, bullets, and capped columns.

The angle of incidence always equals the angle of reflection.

Violet light is refracted more than red light when it passes from air into water.

A type of mirage in which towering castles appear out of thin air is called a(n) .

The ___ is produced by refraction caused by ice crystals.

A layer of very warm, low density air near the surface causes light to:

Mirages:

Coronas can be easily distinguished from 22^○halos because:

In order to see a rainbow, an observer must the Sun and ___the rain.

Mirages are caused by:

Earth's atmosphere is able to gradually refract light rays:

Superior mirages appear_ the observed object, and inferior mirages appear ___.

The separation of colors by refraction is called:

When sunlight interacts with a raindrop to produce a rainbow, how many refractive events occur for each drop?

The phenomenon that results from the speed of light changing as it passes into different substances is:

Mirages result from which of these optical processes?

A _________ is one of the few optical phenomena more frequently observed with the moon than the sun.

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

The speed of light in water is:

Which of these is most important for splitting the Sun's light into its separate colors?

Secondary rainbows result from:

Four basic types of ice crystals contribute to the formation of halos: plates, columns, bullets, and capped columns.

The angle of incidence always equals the angle of reflection.

Violet light is refracted more than red light when it passes from air into water.

A type of mirage in which towering castles appear out of thin air is called a(n) .

The ___ is produced by refraction caused by ice crystals.

A layer of very warm, low density air near the surface causes light to:

Mirages:

Coronas can be easily distinguished from 22○halos because:

In order to see a rainbow, an observer must ______the Sun and _________the rain.

Mirages are caused by:

Earth's atmosphere is able to gradually refract light rays:

Superior mirages appear_______ the observed object, and inferior mirages appear _________.

The separation of colors by refraction is called:

When sunlight interacts with a raindrop to produce a rainbow, how many refractive events occur for each drop?

The phenomenon that results from the speed of light changing as it passes into different substances is:

Mirages result from which of these optical processes?

A _________ is one of the few optical phenomena more frequently observed with the moon than the sun.

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

Coronas can be easily distinguished from 22^○halos because:

In order to see a rainbow, an observer must the Sun and ___the rain.

Superior mirages appear_ the observed object, and inferior mirages appear ___.