The. 3rd one the ram of the bus
1. In construction. When constructing roads, building
2. In Engineering, when engineering we use physics such as calculations.
3. At home
4. In industries, industries use chemicals and so on.
5. In tailoring, we use the knowledge of physics like when sowing.
6. In carpentry, we use calculations.
7. In Hospitals, we use physics we balancing
8. In Sites, we use energy.
He is made a inference to the observation that the magnet doesn't stick<span />