Friction - JSS1 Basic science Lesson Note

Meaning: Friction is the resistance force that opposes motion when two surfaces are in contact with each other.

Uses: Friction is essential for walking, driving vehicles, writing with a pen, and many other everyday activities.

Advantages: It helps to prevent slipping, allows us to grip objects, and enables vehicles to stop.

Disadvantages: It can cause wear and tear on surfaces, reduce efficiency in machines, and create heat, leading to energy loss.