

Elements of Remote Sensing - Engineering
Q1: The changes in the reflectivity/emis-sivity with time, is called :A
spectral variation
B
spatial variation
C
temporal variation
D
None of these
ANS:C - temporal variation Spectral variations are the changes in the reflectance or emittance of objects as a function of wave-length. Colour of objects is a manifestation of spectral variation in reflectance in the visible region. |


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