Elements Of Remote Sensing
The optical property of a water body depends on:

Absorption by the dissolved material
Absorption by the suspended particulate matter
All of these
Scattering by the suspended particulate matter

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Elements Of Remote Sensing
Which one of the following residual biases involves the GPS accuracy?

Receiver-dependent biases due to clock stability with line
All listed here
Satellite dependent biases due to uncertainty in the orbital parameters of the satellite
Signal propagation biases due to the sphere and troposphere propagation

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