| Acronym | Meaning |
 | KB/S | Kilobits Per Second |
| XBSS | X-ray Background Survey Spectrometer |
| APP | AVHRR Polar Pathfinder |
| EARTHKAM | Earth Knowledge Acquired By Middle-schoolers |
| KSC | Kennedy Space Center |
| GLOBE | Global Learning And Observations To Benefit The Environment |
| H2O | Water (vapor) |
| MODIS | MODerate-resolution Imaging Spectroradiometer (EOS) |
| M | Meter(s) |
| COMET | Cooperative Program For Operational Meteorology Education And Training (NOAA And UCAR) |
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