Refraction of light is the change in direction of light when light passes from one medium to another obliquely.

This Refraction leads to some interesting phenomena, like

 

Pencil partly immersed in water appears to be bent

Refraction - Example 1 - Pencil in water.jpg

 

When a glass is placed over piece of paper, writing appears higher

Text appears higher through glass slab - Teachoo.jpg

 

Stars appear to twinkle at night

twinkling of stars.gif

Optical Illusion like Mirage is due refraction of light

Like the road appears wet during hot days

Mirage Example.jpg

  1. Class 10
  2. Chapter 10 Class 10 - Light - Reflection and Refraction

About the Author

Davneet Singh's photo - Teacher, Computer Engineer, Marketer
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.