Question

what are the necessary conditions for the shadow to be formed​

Answer 1

$\huge \bf \purple{Answer}$

$\bf{In \: order \: to \: see \: a \: shadow \: we \: required\:\downarrow }$

$\begin{cases}</p><p></p><p> \bf1) \: A \: source \: of \: light \\</p><p></p><p> \bf2) \: A \: opaque \: object \\ \bf 3) \: Screen \: or \: Surface</p><p></p><p>\end{cases}</p><p>$

Answer 2

Answer:

The following three things are required for a shadow to form:

• a source of light.

• an opaque object.

• a screen or surface behind the object.

Explanation: