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5 cards from this section. Quick, good the night before a test.
What does GIS stand for?
Think about how we manage maps and spatial data.
What is the purpose of a local deviation chart?
Consider how your compass might not point true north.
What does GIS stand for?
Think about how we manage maps.
Celestial navigation is best used when electronic systems fail.
What traditional methods do we rely on in emergency situations?
You are using a chart that lists local magnetic declinations. How would you adjust your compass reading based on that data?
Think about the difference between true north and magnetic north.
While on a hike, your GPS device fails. You decide to use celestial navigation instead. How would you determine your location during the day?
What sun position do you need to consider for your calculations?
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