Question

list three characteristics of shadow

Answer 1

characteristics of shadow
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characteristics of shadow are as follows 

:- 

1) It depends on the shape of the object. The shadow increases and decreases in the ratio same as the shape of the object.


2)It depends on the source of light whether it is plane parallel rays or spherical.


3) It depends on the position of the object whether the object is at an infinite or finite distance.


4) It depends on the position of the source of light.If the source of light is kept closer to the object the shadow will be smaller and if it farther then the shadow will be longer.

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Answer 2

1.opaque object
2.Source of light
3.Screen
Are the three characteristics of shadow