Remote sensing crossword

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Across
  1. 1. The practice of gathering information about an object without physical contact.
  2. 3. A drawing or diagram showing the arrangement of spectral bands measured by a sensor.
  3. 5. Acronym for radio detection and ranging
  4. 8. The platform that carries the sensor
  5. 10. The number of spectral bands a sensor can capture
  6. 15. The ability of a sensor to distinguish between slight differences in energy.
  7. 16. The ratio of reflected radiation to incident radiation for a given surface
  8. 17. The smallest unit of a digital image.
  9. 18. The information stored in one raster, often recording a specific bandwidth of the electromagnetic spectrum.
  10. 19. Device that receives electromagnetic radiation and converts it into a signal that can be recorded and displayed as either numerical data or an image.
Down
  1. 2. The range of all types of electromagnetic radiation
  2. 4. An active remote sensing system that uses laser pulses to measure distance
  3. 6. The path traced by a satellite as it passes around a planet
  4. 7. A type of remote sensing that relies on natural energy sources
  5. 9. The height of a sensor above the Earth's surface
  6. 11. A satellite orbit that stays in a fixed position relative to the surface of the Earth.
  7. 12. A type of remote sensing that provides its own source of illumination
  8. 13. The science of making measurements from photographs
  9. 14. An approximation of the earth’s surface using mean sea level