Question

Which one is a property of shadow?
a. Colour is always black
b. Can be seen on a screen
c. Depends on shapes of obstacles
d. All of these​

Answer 1

A shadow is a dark area where light from a light source is blocked by an opaque object. It occupies all of the three-dimensional volume behind an object with light in front of it. The cross section of a shadow is a two-dimensional silhouette, or a reverse projection of the object blocking the light.

Answer 2

Answer:

d.all of these

Explanation:

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