27/09/2025
Lesson 1: Physics in Daily Life
*Topic:* How Physics Surrounds Us
*Examples:*
1. Sitting on a Chair:
- Normal Force (chair on you)
- Friction (feet on floor)
- Gravity (pulling you down)
2. Drinking Water:
- Atmospheric Pressure (pushing water up straw)
- Suction Force (your mouth)
- Gravity (pulling water down)
3. Riding a Bike:
- Balance & Center of Gravity
- Friction (tires on road)
- Motion (velocity & acceleration)
4. Using Smartphone:
- Electromagnetic Waves (cellular network)
- Light Waves (screen display)
- Touchscreen Mechanics (capacitive touch)
*Question Time!*
What daily activity would YOU like me to explain with physics?
*Type your answer below!*
