Physics
Object Detection
The use of infrared radiation in detecting objects.
Mission
The use of infrared radiation in detecting objects
Curriculum Alignment
| Standard | Syllabus code | Topic | Coverage | Grades | |
|---|---|---|---|---|---|
| NGSS | MS-PS4-2 | MS-PS4-2 (wave/digitized-signal model) — closest PE, not infrared/object-detection-specific | Weak | 6–8 | |
| British / IGCSE | 0625 §3.3(3c) | CAIE IGCSE Physics 0625 — 3.3 Electromagnetic spectrum Core #3(c): infrared uses incl. remote controllers, intruder alarms | Full | 9–10 | |
| IB | Weak | 11–12 | |||
| CBSE | Class 12 EM Waves | CBSE/NCERT Class 12 Physics — Electromagnetic Waves (uses of infrared, qualitative) | Full | 12–12 | |
| AERO / AP | Weak | 9–10 |
Variables
What you change
- IR reflective body
What you measure
- Reflectiveness of IR
What you keep constant
- Temperature
- Humidity
What You'll Need
- Breadboard 400 Tie Point
- Arduino Uno
- I2C LCD
- Red LED
- IR Sensor
Estimated Time
Virtual mode 8 minTest mode 12 minExercise mode 11 min
Mind-Blowing Fact
You can't compare apples and oranges.
An infrared spectroscopy was done to compare apples to oranges. Led by NASA researcher Scott Sandford.
How You Can Run It
Virtual modeExercise modeView-only modeAccessibility modeAmericanBritishIB