Check sibling questions

What is Shadow:

Shadows are formed when light is stopped by an object. A dark shape on a surface that is caused by an object between the light and that surface , then a shade is formed behind it and this shade cast by an object is called its shadow.

 

Requirements to form a shadow?

  1. Source of light.
  2. An Opaque object ( to obstruct the path of light).
  3. A screen on which the shadow can be seen.

 

Characteristics of a Shadow:

  • It is always erect ( same side up as the object).
  • Irrespective of the colour of the object, the shadow is always black.
  • It can be smaller, equal or bigger than the object.
  • Shadow is formed on the opposite side of source of light.
  • Shadow is real because it can be formed on screen.

Maths Crash Course - Live lectures + all videos + Real time Doubt solving!

Ask a doubt (live)
Maninder Singh's photo - Co-founder, Teachoo

Made by

Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 12 years and a teacher from the past 16 years. He teaches Science, Economics, Accounting and English at Teachoo