Question

Write the condition necessary for the shadow

Answer 1

Answer:

An area of darkness formed by an opaque object obstructing light is called a shadow. The following three things are required for a shadow to form: a source of light,An opaque object, a screen.

Explanation:

Answer 2

For shadow formation there must be three things-

[1] A source of light

[2]An opaque object

[3]A screen