Force Can Change The Shape Of An Object
Chapter Name : Force And Pressure |
Sub Topic Code : 101_08_11_05_01 |
Topic Name : Force Can Change The Shape Of An Object |
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Sub Topic Name : Force Can Change The Shape Of An Object |
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Introduction
Clay is the best example of this. Press and Squeeze clay to obtain different shapes.
Pre-Requisites:
Introduction to forces
Activity:
Try to change the shape of objects you use daily and see what force you apply? (push,pull, squeeze, twist, bend)
Real Life Question:
How are objects of different shapes and sizes obtained from same material, like steel bowl and plate?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Clay | To build your objects you need different shapes. You can make it by pressing, squeezing, twisting etc. |
Real life uses :
In our life we use and come across many objects of different shapes and sizes. All these are not readily available. So, we apply force to change the shape and obtain what we want.
Places to visit :
In the kitchen, observe how your mother makes flat bread (chapati) out of a lump of dough.
Practical examples around us
| Examples | Explainations |
|---|---|
| Stretching of rubber band, pressing of sponge etc all change the shape | You can change the shape of all these objects by applying a force. Objects of different shape are obtained from the same material by applying the necessary forces. |
What you learn in Theory:
Change of shape is a result of applied force.
What you learn in Practice:
How the application of force can change the shape of different objects like rubber ball, sponge, clay, dough etc