3.4.12.1. Surveying and mapping

Try these first

1. 1.

   What does GNSS stand for?

   Hint

   Think about what role satellites play in navigation.

2. 2.

   What is a Ground Control Point?

   Hint

   Think about how surveyors ensure accuracy in their measurements.

3. 3.

   What does GNSS stand for?

   • Global Navigation Size System
   • Global Navigation Satellite System
   • Global Nautical Satellite System

   Hint

   Remember the keywords related to navigation and satellites.

4. 4.

   True or False: GCPs are used to enhance accuracy in surveys.

   • True
   • False

   Hint

   Think about the role of reference points in mapping.

5. 5.

   If a surveying team using GNSS can gather data for two acres in one hour, how long will it take them to survey a 20-acre area?

   Hint

   Calculate using the rate of coverage per hour.

6. 6.

   Discuss potential challenges a surveyor might face when using GNSS in a mountainous region.

   Hint

   Consider how terrain affects satellite visibility.