Question 1

Smoke and pollen cause what type of scattering in the atmosphere?

Accepted Answer

A) Spectral scattering 
B) Nonselective scattering 
C) Rayleigh scattering 
D) Mie scattering 
A) Spectral scattering 
B) Nonselective scattering 
C) Rayleigh scattering 
D) Mie scattering D

Question 2

Energy that is trapped an held by a surface has been

Accepted Answer

A) transmitted. 
B) absorbed. 
C) reflected. 
D) incidented. 
A) transmitted. 
B) absorbed. 
C) reflected. 
D) incidented. B

Question 3

A remote sensing device simultaneously measuring seven bands of energy wavelengths would be capable of producing which type of imagery?

Accepted Answer

A) Panchromatic 
B) Multispectral 
C) Hyperspectral 
D) Ultraspectral 
A) Panchromatic 
B) Multispectral 
C) Hyperspectral 
D) Ultraspectral B

Question 4

Describe the relationship between frequency and wavelength (of radiated waves of electromagnetic energy),and explain why they have this relationship.

Accepted Answer

Waves of energy that have a long wavelen

Question 5

A narrow range of wavelengths describes a

Accepted Answer

A) band. 
B) frequency. 
C) electromagnetic spectrum. 
D) nanometer. 
A) band. 
B) frequency. 
C) electromagnetic spectrum. 
D) nanometer.

Question 6

Our eyes are sensitive to viewing which wavelengths of light?

Accepted Answer

A) 0.3$\mu$m-0.9$\mu$m 
B) 0.4$\mu$m-0.7$\mu$m 
C) 0.1$\mu$m-1.0$\mu$m 
D) 0.7$\mu$m-0.9$\mu$m 
A) 0.3$\mu$m-0.9$\mu$m 
B) 0.4$\mu$m-0.7$\mu$m 
C) 0.1$\mu$m-1.0$\mu$m 
D) 0.7$\mu$m-0.9$\mu$m

Question 7

Which of the following forms of electromagnetic energy has the shortest frequency?

Accepted Answer

A) Gamma rays 
B) X-rays 
C) Infrared light 
D) Radio waves 
A) Gamma rays 
B) X-rays 
C) Infrared light 
D) Radio waves

Question 8

Molecular level particles that cause scattering in the atmosphere are an example of

Accepted Answer

A) Mie scattering. 
B) Rayleigh scattering. 
C) nonselective scattering. 
D) Spectral scattering. 
A) Mie scattering. 
B) Rayleigh scattering. 
C) nonselective scattering. 
D) Spectral scattering.

Question 9

An atmospheric window is best described as

Accepted Answer

A) a hole in the atmosphere (such as the ozone layer)that lets electromagnetic energy through to the Earth. 
B) a wavelength of energy that is most easily transmitted to the Earth. 
C) a wavelength of energy that is nearly 100% absorbed by the atmosphere. 
D) the "thin" areas of the atmosphere that allow for the maximum amount of ultraviolet energy to pass through to the planet. 
A) a hole in the atmosphere (such as the ozone layer)that lets electromagnetic energy through to the Earth. 
B) a wavelength of energy that is most easily transmitted to the Earth. 
C) a wavelength of energy that is nearly 100% absorbed by the atmosphere. 
D) the "thin" areas of the atmosphere that allow for the maximum amount of ultraviolet energy to pass through to the planet.

Question 10

Sensing in the "green" portion of the EM spectrum means sensing energy wavelengths of

Accepted Answer

A) 0.7$\mu$m-0.98$\mu$m. 
B) 0.4$\mu$m-0.5$\mu$m. 
C) 0.6$\mu$m-0.7$\mu$m. 
D) 0.5$\mu$m-0.6$\mu$m. 
A) 0.7$\mu$m-0.98$\mu$m. 
B) 0.4$\mu$m-0.5$\mu$m. 
C) 0.6$\mu$m-0.7$\mu$m. 
D) 0.5$\mu$m-0.6$\mu$m.

Question 11

Placing the green band in the blue color gun,the red band in the green color gun,and the near-infrared band in the red color gun will create which type of composite image?

Accepted Answer

A) True color 
B) Spectral color 
C) False color 
D) Standard false color 
A) True color 
B) Spectral color 
C) False color 
D) Standard false color

Question 12

Describe the steps in the remote sensing process,starting with the sun as a source of energy and ending with the energy being received at a sensor (so it can be converted into an image).

Accepted Answer

Energy starts at the sun and radiates th

Question 13

The energy range of 0.7 to 1.3 micrometers defines which of the following types of energy?

Accepted Answer

A) Red 
B) Near infrared 
C) Middle infrared 
D) Thermal infrared 
A) Red 
B) Near infrared 
C) Middle infrared 
D) Thermal infrared

Question 14

We see the sky as blue in the middle of the day because of

Accepted Answer

A) nonselective scattering. 
B) atmospheric transmittance. 
C) Rayleigh scattering. 
D) atmospheric absorption. 
A) nonselective scattering. 
B) atmospheric transmittance. 
C) Rayleigh scattering. 
D) atmospheric absorption.

Question 15

Placing the blue band in the blue color gun,the green band in the green color gun,and the red band in the red color gun will create which type of composite image?

Accepted Answer

A) Spectral color 
B) Standard false color 
C) False color 
D) True color 
A) Spectral color 
B) Standard false color 
C) False color 
D) True color

Question 16

An 8-bit sensor can produce what range of brightness values?

Accepted Answer

A) 0-7 
B) 0-8 
C) 0-64 
D) 0-255 
A) 0-7 
B) 0-8 
C) 0-64 
D) 0-255

Question 17

A pixel of an image displayed on a screen that has a brightness value of 127 in the red color gun,127 in the green color gun,and 127 in the blue color gun will produce which color for that pixel?

Accepted Answer

A) Black 
B) White 
C) Grey 
D) No color will be produced with this combination. 
A) Black 
B) White 
C) Grey 
D) No color will be produced with this combination.

Question 18

NDVI is primarily used to determine

Accepted Answer

A) health of vegetation. 
B) amount of urban area. 
C) soil characteristics. 
D) water absorption. 
A) health of vegetation. 
B) amount of urban area. 
C) soil characteristics. 
D) water absorption.

Question 19

Which of the following forms of electromagnetic energy has the shortest wavelength?

Accepted Answer

A) Ultraviolet light 
B) Near-infrared light 
C) Radio waves 
D) Microwaves 
A) Ultraviolet light 
B) Near-infrared light 
C) Radio waves 
D) Microwaves

Question 20

A charted identifier for an feature based on its reflectance of different wavelengths of energy is a

Accepted Answer

A) spectral reflectance. 
B) spectral signature. 
C) spectral incidence. 
D) spectral scattering. 
A) spectral reflectance. 
B) spectral signature. 
C) spectral incidence. 
D) spectral scattering.

Smoke and pollen cause what type of scattering in the atmosphere?

Energy that is trapped an held by a surface has been

A remote sensing device simultaneously measuring seven bands of energy wavelengths would be capable of producing which type of imagery?

Describe the relationship between frequency and wavelength (of radiated waves of electromagnetic energy),and explain why they have this relationship.

A narrow range of wavelengths describes a

Our eyes are sensitive to viewing which wavelengths of light?

Which of the following forms of electromagnetic energy has the shortest frequency?

Molecular level particles that cause scattering in the atmosphere are an example of

An atmospheric window is best described as

Sensing in the "green" portion of the EM spectrum means sensing energy wavelengths of

Placing the green band in the blue color gun,the red band in the green color gun,and the near-infrared band in the red color gun will create which type of composite image?

Describe the steps in the remote sensing process,starting with the sun as a source of energy and ending with the energy being received at a sensor (so it can be converted into an image).

The energy range of 0.7 to 1.3 micrometers defines which of the following types of energy?

We see the sky as blue in the middle of the day because of

Placing the blue band in the blue color gun,the green band in the green color gun,and the red band in the red color gun will create which type of composite image?

An 8-bit sensor can produce what range of brightness values?

A pixel of an image displayed on a screen that has a brightness value of 127 in the red color gun,127 in the green color gun,and 127 in the blue color gun will produce which color for that pixel?

NDVI is primarily used to determine

Which of the following forms of electromagnetic energy has the shortest wavelength?

A charted identifier for an feature based on its reflectance of different wavelengths of energy is a

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Exam 10: How Remote Sensing Works

Smoke and pollen cause what type of scattering in the atmosphere?

Energy that is trapped an held by a surface has been

A remote sensing device simultaneously measuring seven bands of energy wavelengths would be capable of producing which type of imagery?

Describe the relationship between frequency and wavelength (of radiated waves of electromagnetic energy),and explain why they have this relationship.

A narrow range of wavelengths describes a

Our eyes are sensitive to viewing which wavelengths of light?

Which of the following forms of electromagnetic energy has the shortest frequency?

Molecular level particles that cause scattering in the atmosphere are an example of

An atmospheric window is best described as

Sensing in the "green" portion of the EM spectrum means sensing energy wavelengths of

Placing the green band in the blue color gun,the red band in the green color gun,and the near-infrared band in the red color gun will create which type of composite image?

Describe the steps in the remote sensing process,starting with the sun as a source of energy and ending with the energy being received at a sensor (so it can be converted into an image).

The energy range of 0.7 to 1.3 micrometers defines which of the following types of energy?

We see the sky as blue in the middle of the day because of

Placing the blue band in the blue color gun,the green band in the green color gun,and the red band in the red color gun will create which type of composite image?

An 8-bit sensor can produce what range of brightness values?

A pixel of an image displayed on a screen that has a brightness value of 127 in the red color gun,127 in the green color gun,and 127 in the blue color gun will produce which color for that pixel?

NDVI is primarily used to determine

Which of the following forms of electromagnetic energy has the shortest wavelength?

A charted identifier for an feature based on its reflectance of different wavelengths of energy is a

Its A Geospatial World Out There

Where in the Geospatial World Are You

Getting Your Data to Match the Map

Finding Your Location With the Global Positioning System

Working With Digital Spatial Data and GIS

Esri Arcnews, Arcuser, and Arcwatch

Using GIS to Make a Map

Getting There Quicker With Geospatial Technology

Remotely Sensed Images From Above

Images From Space

Studying the Environment From Space

Digital Landscaping

See the World in 3D

Whats Next for Geospatial Technology

Filters