Introduction
Chapter Name : Visualizing Solid Shapes |
Sub Topic Code : 104_08_10_01_01 |
Topic Name : Introduction |
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Sub Topic Name : Introduction |
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Introduction
Plane shapes have two measurements (Length & Breadth), Solid shapes have three measurements (Length, Breadth, Height/Depth)
Pre-Requisites:
Plane Shapes, Solid Shapes
Activity:
When you are inside a pyramid shaped building, you can see the beautiful 3D shape it actually is in. The height is virtual since the building stands on inclined supports
Real Life Question:
In what shape is a circus tent?, Why does a building which is 3D look like a rectangle from the front?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| 3-D | Solid Shapes (Having Length, Breadth & height) |
| 2-D | plane shapes (Having Length & Breadth) |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Boiler in the Bathroom | Look at its shape. It’s a cylinder with two circles; one on top & the other at the bottom |
Real life uses :
The Trafalgar square, Pyramids, White House, Parliament
Places to visit :
Any amusement park
Practical examples around us
| Examples | Explainations |
|---|---|
| Overhead tank | Contains water => Volume => 3 D object |
What you learn in Theory:
2D objects have 2 dimensions. 3D objects have 3 dimensions
What you learn in Practice:
All of the objects around us are either 2D or 3D