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
C. The spatial resolution of the image
D. The satellite orbit height
Answer: Option B
Solution (By Examveda Team)
Spectral signature is the specific way different materials reflect or emit electromagnetic radiation across wavelengths.This helps identify and classify surface materials.This Question Belongs to Geological Engineering >> Remote Sensing And GIS In Geological Engineering
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