GED306 - Remote Sensing - Quiz 1

The art or science of telling something about an object without touching it.

• Remote sensing

• Geodesy

• Surveying

• None of the above

Which of the following belongs to remote sensing system?

• Energy Source

• Processing station

• Sensor

• All of the above

This source of electromagnetic radiation is considered natural.

• LiDAR

• Sun light

• radar

• None of the above

Atmospheric scattering is the process by which small particles in the atmosphere diffuse a portion of the incident radiation in all directions.

• Reflection

• Absorption

• Scattering

• All of the above

The process in which incident energy is retained by particles in the atmosphere at a given wavelength.

• Reflection

• Absorption

• Scattering

• All of the above

They cover each area of the world at a constant local time of day called local sun time

• sun-synchronous

• polar

• ascending

• None of the above

sun-synchronous satellite orbits maintain .............................

• constant local time visit to a specifc area

• same-season imagery

• consistent illumination

• All of the above

Passive sensors provide their own illumination.

• True

• False

Active sensors provide their own illumination.

• True

• False

A pushbroom scanner receives a stronger signal than a whisk broom scanner because it looks at each pixel area for longer

• True

• False