2.3 Remote Sensing Flashcards
1
Q
Echo sounding
A
A remote sensing method that uses sound waves to determine the depth of water in oceans or lakes.
2
Q
Electromagnetic spectrum
A
The entire range of wavelengths of electromagnetic radiation. From longest to shortest wavelength: AM radio waves, FM radio waves, microwaves, infrared radiation, visible light, ultraviolet radiation, X-rays, and gamma rays.
3
Q
Remote sensing
A
The collection of information about Earth and its environments from a distance, usually by detecting and recording energy from the electromagnetic spectrum.
