Science - Chapter 1: Lesson 3
Across
- 1. a process used by mapmakers to determine distances and elevations using instruments and the principles of geometry
- 5. different types of information stored in a GeographicInformationSystem computers electronically store, process, and show map data
- 6. the process by which mapmakers convert the location of map points to numbers
- 8. a navigational system that uses satellite signals to fix the location of a radio receiver on Earth's surface
Down
- 2. a system of computer hardware and software used to produce interactive maps of many kinds
- 3. a picture of the land surface based on computer data collected from satellites
- 4. usually taken by cameras mounted in airplanes
- 7. often appearing as a small square or dot of a digitized image