The Bar Magnet
Chapter Name : Magnetism And Matter |
Sub Topic Code : 101_12_05_02_01 |
Topic Name : The Bar Magnet |
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Sub Topic Name : The Magnetic Field Lines |
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Introduction
One can plot the magnetic field lines in a variety of ways. One way is to place a small magnetic compass needle at various positions and note its orientation.
Pre-Requisites:
Magnetism
Activity:
Different magnets are used
in our house hold like the magnet in our music system, television.
Real Life Question:
What is Magnetism?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Magnetism | Magnetism is a class of physical phenomena that includes forces exerted by magnets on other magnets. |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| A magnet, Needle. | It can be used to observe the magnetic property that attracts a needle. |
Real life uses :
To hold notes onto the refrigerator.
Places to visit :
Various electrical
appliances in our house.
Practical examples around us
| Examples | Explainations |
|---|---|
| Music system | Use of magnet. |
What you learn in Theory:
Principle behind magnetism
What you learn in Practice:
Use of magnet.