Force Of Friction
Chapter Name : Friction |
Sub Topic Code : 101_08_12_01_01 |
Topic Name : Force Of Friction |
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Sub Topic Name : Force Of Friction |
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Introduction
A resistive force which tries to stop the movement like on a rough floor is called friction
Pre-Requisites:
Forces
Activity:
*Observe the frictional force when you push a ball.
Real Life Question:
Why does the football eventually comes to rest after travelling a few distance on the ground?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Friction | A resistive force, opposite in the direction of motion between 2 surfaces |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Ball | Push and see if it stops or goes on. |
Real life uses :
Application of brakes to the car
Places to visit :
Children's Science Museum
Practical examples around us
| Examples | Explainations |
|---|---|
| Walking | Without friction we would slip when we walk. |
What you learn in Theory:
What is frictional force according to physics
What you learn in Practice:
Examples of where we encounter friction in everyday life.