5.6.3. Datum and Projection Considerations

Try these first

1. 1.

   What is a datum?

   Hint

   Think about the baseline for measurements.

2. 2.

   Name one common map projection.

   Hint

   Remember that it's important when creating flat maps.

3. 3.

   What is the purpose of a datum?

   • To collect data
   • To provide a reference point for measurements
   • To create maps

   Hint

   Think about how surveyors find their locations.

4. 4.

   True or False: All maps can use any projection without affecting accuracy.

   • True
   • False

   Hint

   Consider how you flatten a globe into a map.

5. 5.

   Your task is to integrate data from two sources using different datums. Describe the steps you would take to ensure accurate alignment of the data.

   Hint

   Consider how you might adjust the data mathematically to account for differences.

6. 6.

   Explain a situation where using the incorrect map projection would result in severe consequences for a survey project.

   Hint

   Think about how maps are used in real estate or land planning.