Q66
What does the term 'spectral signature' mean in remote sensing?
A.
The color of the object
B.
The unique pattern of reflectance/emission of an object across wavelengths
AnswerC.
The spatial resolution of the image
D.
The satellite orbit height
Answer: Option B
Solution
Answer: Option B
Solution:
Spectral signature is the specific way different materials reflect or emit electromagnetic radiation across wavelengths.This helps identify and classify surface materials.