Question

What are 4 characteristics of a shadow

Answer 1

Answer:

Explanation:

-It is always either large or same size as that of the object.

-It always black in colour.

-Its position changes depending upon the position of source of light.

-it needs a screen for being formed.

Answer 2

Answer:

1) It depends on shape of the object. The shadow increases and decreases in the ratio same as the shape of the object. 2)It depends on source of light whether it is plane parallel rays or spherical. 3)

The shadow of an object is erect (same side up as the object).

4)The shadow of an object is real (because it can be formed on a screen)