SHADOWS | SCIENCE | The Study Pod

In this video we will learn all about Shadows.
Contents:
00:00 Intro
00:20 How Shadows are formed?
00:42 Graphical representation of shadows
00:53 Shadows with Point source of Light
01:18 Umbra
01:30 Why is Sun point source of light?
01:38 Shadow with Extended source of Light
01:47 Penumbra
02:10 Quick Question

Book Reference: Lower Secondary Science Book 2