Question

1) Reflection from a _______ surface is called diffused reflection. ( smooth/ rough)

2) Size of the shadow ______ depending on the distance between the object and screen.​

Answer 1

Concept: Properties of Physical Elements

1. Smooth surface reflect and emit a far greater range of mirror like qualities
2. Reflection: Which is the total element of "darkness" that will be seen through the outline of the shadow

Answer 2

1) Rough is the answer.