Focus: GPS and Geospatial Systems

Linked Assignment: Video Review – “Why the US Military Made GPS Free-To-Use”

🎯 Learning Intention

I will analyze how GPS technology was developed and how it connects to modern geospatial systems.

✅ Success Criteria

I can summarize the origins, operation, and impact of GPS and explain why it matters for mapping and data accuracy.

☀️ Warm-Up / Discussion (5–7 min)

“Think of one app or device you use that depends on GPS. What would happen if GPS suddenly stopped working?”

🧠 Mini-Lesson (15 min)

• Short overview: GPS origin, military use, and public access.
• Explain triangulation, timing, and satellites.
• Connect GPS → modern GIS → StoryMaps.
• Introduce Real Engineering video; preview comprehension questions.

🎥 Video & Guided Questions (30 min)

Watch: “Why the US Military Made GPS Free-To-Use” (Real Engineering)