Question 1

Which of the following phenomena is not produced by refraction?

Accepted Answer

A)  halos 
B)  crepuscular rays 
C)  mirages 
D)  sundogs 
E)  none of the above 
A)  halos 
B)  crepuscular rays 
C)  mirages 
D)  sundogs 
E)  none of the above

Question 2

The sky will begin to turn milky white

Accepted Answer

A)  when the concentration of ozone begins to reach dangerous levels. 
B)  when small particles such as dust and salt become suspended in the air. 
C)  when the relative humidity decreases below about ten percent. 
D)  on an oppressively hot day of the year. 
A)  when the concentration of ozone begins to reach dangerous levels. 
B)  when small particles such as dust and salt become suspended in the air. 
C)  when the relative humidity decreases below about ten percent. 
D)  on an oppressively hot day of the year.

Question 3

Write a set of instructions for observing a rainbow.Include the meteorological conditions to look for,the time(s)of day,and the direction(s)in which to look.

Accepted Answer

1. Look for rainbows during or just afte

Question 4

Which of the following would you most likely observe over snow-covered ground in the winter?

Accepted Answer

A)  superior mirage 
B)  sun pillars 
C)  crespuscular rays 
D)  shimmering 
A)  superior mirage 
B)  sun pillars 
C)  crespuscular rays 
D)  shimmering

Question 5

Red sunsets,blue moons,and milky-white skies are mainly the result of

Accepted Answer

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

Question 6

You would most likely see a tangent arc with a

Accepted Answer

A)  halo. 
B)  sundog. 
C)  rainbow. 
D)  glory. 
E)  corona. 
A)  halo. 
B)  sundog. 
C)  rainbow. 
D)  glory. 
E)  corona.

Question 7

To see a sundog,you should look about 22 degrees

Accepted Answer

A)  to the right or left of the sun. 
B)  above the sun. 
C)  below the sun. 
D)  all of the above 
A)  to the right or left of the sun. 
B)  above the sun. 
C)  below the sun. 
D)  all of the above

Question 8

A ring of light encircling the sun or moon could be either

Accepted Answer

A)  a rainbow or a halo. 
B)  a halo or a sundog. 
C)  a halo or a corona. 
D)  a sundog or a crepuscular ray. 
A)  a rainbow or a halo. 
B)  a halo or a sundog. 
C)  a halo or a corona. 
D)  a sundog or a crepuscular ray.

Question 9

White light is ____ of electromagnetic radiation.

Accepted Answer

A)  a single long wavelength 
B)  a single short wavelength 
C)  a mixture of all visible wavelengths 
D)  a mixture of all types 
A)  a single long wavelength 
B)  a single short wavelength 
C)  a mixture of all visible wavelengths 
D)  a mixture of all types

Question 10

Refraction of light by the atmosphere is responsible for

Accepted Answer

A)  scintillation of starlight. 
B)  mirages. 
C)  causing the sun to appear to flatten-out on the horizon. 
D)  increasing the length of daylight. 
E)  all of the above 
A)  scintillation of starlight. 
B)  mirages. 
C)  causing the sun to appear to flatten-out on the horizon. 
D)  increasing the length of daylight. 
E)  all of the above

Question 11

The blue color of the sky is due to

Accepted Answer

A)  selective scattering of visible light by air molecules. 
B)  the filtering effect of water vapor in the earth's atmosphere. 
C)  reflection of sunlight off the earth's oceans. 
D)  transmission of visible light through the ozone layer in the earth's stratosphere. 
A)  selective scattering of visible light by air molecules. 
B)  the filtering effect of water vapor in the earth's atmosphere. 
C)  reflection of sunlight off the earth's oceans. 
D)  transmission of visible light through the ozone layer in the earth's stratosphere.

Question 12

If the earth did not have an atmosphere,the sky would appear ____ during the day.

Accepted Answer

A)  white 
B)  black 
C)  red 
D)  blue 
A)  white 
B)  black 
C)  red 
D)  blue

Question 13

Stars are not visible during the day because

Accepted Answer

A)  the scattered light coming from the sky is too bright to be able to see the weaker light from stars. 
B)  the earth is pointed away from the center of the galaxy. 
C)  the light from the stars is absorbed and scattered by the atmosphere and does not reach the ground. 
D)  all of these 
A)  the scattered light coming from the sky is too bright to be able to see the weaker light from stars. 
B)  the earth is pointed away from the center of the galaxy. 
C)  the light from the stars is absorbed and scattered by the atmosphere and does not reach the ground. 
D)  all of these

Question 14

Which of the following are caused by the bending of light through ice crystals?

Accepted Answer

A)  rainbows and halos 
B)  halos and the green flash 
C)  halos and sundogs 
D)  sundogs and sun pillars 
E)  mirages and sundogs 
A)  rainbows and halos 
B)  halos and the green flash 
C)  halos and sundogs 
D)  sundogs and sun pillars 
E)  mirages and sundogs

Question 15

This can only be seen when the sun is to your back and it is raining in front of you:

Accepted Answer

A)  sundog 
B)  halo 
C)  rainbow 
D)  sun pillar 
E)  corona 
A)  sundog 
B)  halo 
C)  rainbow 
D)  sun pillar 
E)  corona

Question 16

Would you expect to see a halo under clear or cloudy conditions? What does a halo tell you about upper atmospheric conditions?

Accepted Answer

Halos are optical phenomena produced by

Question 17

Halos are caused by

Accepted Answer

A)  refraction of light passing through raindrops. 
B)  scattering of light by ice crystals. 
C)  refraction of light passing through ice crystals. 
D)  diffraction of light by cloud droplets. 
E)  reflection of light by ice crystals. 
A)  refraction of light passing through raindrops. 
B)  scattering of light by ice crystals. 
C)  refraction of light passing through ice crystals. 
D)  diffraction of light by cloud droplets. 
E)  reflection of light by ice crystals.

Question 18

If the temperature was constant in the lowest 1,000 meters of the atmosphere,conditions would be ____ for viewing a mirage.

Accepted Answer

A)  good 
B)  excellent 
C)  average 
D)  poor 
A)  good 
B)  excellent 
C)  average 
D)  poor

Question 19

On the average,as a cloud grows thicker (taller),which below does not occur?

Accepted Answer

A)  More sunlight is reflected from the cloud. 
B)  Less sunlight is transmitted through the cloud. 
C)  Less sunlight is absorbed by the cloud. 
D)  More light is scattered by the cloud. 
A)  More sunlight is reflected from the cloud. 
B)  Less sunlight is transmitted through the cloud. 
C)  Less sunlight is absorbed by the cloud. 
D)  More light is scattered by the cloud.

Question 20

Why aren't stars visible in the sky during the day?

Accepted Answer

Stars are not visible in the sky during

Which of the following phenomena is not produced by refraction?

The sky will begin to turn milky white

Write a set of instructions for observing a rainbow.Include the meteorological conditions to look for,the time(s)of day,and the direction(s)in which to look.

Which of the following would you most likely observe over snow-covered ground in the winter?

Red sunsets,blue moons,and milky-white skies are mainly the result of

You would most likely see a tangent arc with a

To see a sundog,you should look about 22 degrees

A ring of light encircling the sun or moon could be either

White light is ____ of electromagnetic radiation.

Refraction of light by the atmosphere is responsible for

The blue color of the sky is due to

If the earth did not have an atmosphere,the sky would appear ____ during the day.

Stars are not visible during the day because

Which of the following are caused by the bending of light through ice crystals?

This can only be seen when the sun is to your back and it is raining in front of you:

Would you expect to see a halo under clear or cloudy conditions? What does a halo tell you about upper atmospheric conditions?

Halos are caused by

If the temperature was constant in the lowest 1,000 meters of the atmosphere,conditions would be ____ for viewing a mirage.

On the average,as a cloud grows thicker (taller),which below does not occur?

Why aren't stars visible in the sky during the day?

Earth and Its Atmosphere

Energy: Warming the Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation: Dew, Fog, and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind: Small Scale and Local Systems

Wind: Global Systems

Air Masses and Fronts

Middle-Latitude Cyclones

Weather Forecasting

Thunderstorms and Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Filters

Exam 19: Light, Color, and Atmospheric Optics

Which of the following phenomena is not produced by refraction?

The sky will begin to turn milky white

Write a set of instructions for observing a rainbow.Include the meteorological conditions to look for,the time(s)of day,and the direction(s)in which to look.

Which of the following would you most likely observe over snow-covered ground in the winter?

Red sunsets,blue moons,and milky-white skies are mainly the result of

You would most likely see a tangent arc with a

To see a sundog,you should look about 22 degrees

A ring of light encircling the sun or moon could be either

White light is ____ of electromagnetic radiation.

Refraction of light by the atmosphere is responsible for

The blue color of the sky is due to

If the earth did not have an atmosphere,the sky would appear ____ during the day.

Stars are not visible during the day because

Which of the following are caused by the bending of light through ice crystals?

This can only be seen when the sun is to your back and it is raining in front of you:

Would you expect to see a halo under clear or cloudy conditions? What does a halo tell you about upper atmospheric conditions?

Halos are caused by

If the temperature was constant in the lowest 1,000 meters of the atmosphere,conditions would be ____ for viewing a mirage.

On the average,as a cloud grows thicker (taller),which below does not occur?

Why aren't stars visible in the sky during the day?

Earth and Its Atmosphere

Energy: Warming the Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation: Dew, Fog, and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind: Small Scale and Local Systems

Wind: Global Systems

Air Masses and Fronts

Middle-Latitude Cyclones

Weather Forecasting

Thunderstorms and Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Filters