Question 1

Refraction of light bends it towards the perpendicular of the slower medium.

Accepted Answer

A) True 
 B)False

Question 2

Incident light striking a rough surface is diffused.

Accepted Answer

A) True 
 B)False

Question 3

We see the Sun for a few minutes after it has set below the horizon.

Accepted Answer

A) True 
 B)False

Question 4

The desert vision of palm trees reflected in water is usually not reality but an example of:

Accepted Answer

A)   a superior mirage.
B)   looming.
C)   a lunar glory.
D)   an inferior mirage.

Question 5

What well- known person is credited with explaining how the colors of the rainbow are produced using a prism?

Accepted Answer

The answer of What well- known person is credited with...

Question 6

Why do rainbows have a curved shape?

Accepted Answer

A)   Water molecules are circular.
B)   The Sun is a spherical body.
C)   The earth is circular.
D)   The optical process is circularly symmetrical around the path of the sunlight.

Question 7

A secondary rainbow:

Accepted Answer

A)   is above the primary rainbow.
B)   has a broader band of colors.
C)   is formed from ice, not water.
D)   is brighter than the primary rainbow.
E)   is typically seen in the early afternoon, not in the morning.

Question 8

Iridescent clouds form most often with cumulonimbus clouds.

Accepted Answer

A) True 
 B)False

Question 9

The angle of incidence is equal to the angle of:

Accepted Answer

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

Question 10

This type of cloud is most often present when halos form.

Accepted Answer

The answer of This type of cloud is most often...

Question 11

In terms of the process of formation, which one of the following optical phenomena is unlike the other three?

Accepted Answer

A)   sun dog
B)   mirage
C)   halo
D)   solar pillar

Question 12

The cloud drops responsible for the glory are smaller than those responsible for the rainbow.

Accepted Answer

A) True 
 B)False

Question 13

Which of these are the primary optical phenomena causing a rainbow?

Accepted Answer

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

Question 14

You will not be able to see a rainbow if the Sun is greater than ° above the horizon.

Accepted Answer

The answer of You will not be able to see...

Question 15

A mirage is an optical effect caused by refraction when light passes from air with one density into air with a different density, causing the object to appear displaced from its true position.

Accepted Answer

A) True 
 B)False

Question 16

The highway ahead of you appears "wet" on days when:

Accepted Answer

A)   light passes through colder air aloft into very warm air near the surface.
B)   light is refracted through the windshields of other cars.
C)   water vapor in the atmosphere reflects incoming light.
D)   light is refracted by very cold air near the surface.

Question 17

A green flash is associated with sunrise or sunset.

Accepted Answer

A) True 
 B)False

Question 18

When a mirage appears below the true location of the observed object, it is called a(n)______mirage.

Accepted Answer

The answer of When a mirage appears below the true...

Question 19

Which optical process is most important in causing the corona?

Accepted Answer

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

Question 20

The secondary rainbow is located outside the primary bow.

Accepted Answer

A) True 
 B)False

Exam 16: Optical Phenomena of the Atmosphere

Incident light striking a rough surface is diffused.

Correct AnswerverifiedShow Answer

A green flash is associated with sunrise or sunset.

Correct AnswerverifiedShow Answer

What well- known person is credited with explaining how the colors of the rainbow are produced using a prism?

Correct AnswerverifiedShow Answer

Why do rainbows have a curved shape?

Correct AnswerverifiedShow Answer

Which of these are the primary optical phenomena causing a rainbow?

Correct AnswerverifiedShow Answer

A mirage is an optical effect caused by refraction when light passes from air with one density into air with a different density, causing the object to appear displaced from its true position.

Correct AnswerverifiedShow Answer

Refraction of light bends it towards the perpendicular of the slower medium.

Correct AnswerverifiedShow Answer

The cloud drops responsible for the glory are smaller than those responsible for the rainbow.

Correct AnswerverifiedShow Answer

The highway ahead of you appears "wet" on days when:

Correct AnswerverifiedShow Answer

The angle of incidence is equal to the angle of:

Correct AnswerverifiedShow Answer

The secondary rainbow is located outside the primary bow.

Correct AnswerverifiedShow Answer

The desert vision of palm trees reflected in water is usually not reality but an example of:

Correct AnswerverifiedShow Answer

Iridescent clouds form most often with cumulonimbus clouds.

Correct AnswerverifiedShow Answer

We see the Sun for a few minutes after it has set below the horizon.

Correct AnswerverifiedShow Answer

A secondary rainbow:

Correct AnswerverifiedShow Answer

When a mirage appears below the true location of the observed object, it is called a(n)______mirage.

Correct AnswerverifiedShow Answer

You will not be able to see a rainbow if the Sun is greater than ° above the horizon.

Correct AnswerverifiedShow Answer

In terms of the process of formation, which one of the following optical phenomena is unlike the other three?

Correct AnswerverifiedShow Answer

This type of cloud is most often present when halos form.

Correct AnswerverifiedShow Answer

Which optical process is most important in causing the corona?

Correct AnswerverifiedShow Answer

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