In ______ of a shadow, only part of light is obstructed.
___and___ are the different parts of shadows created by any light source after being partially obstructed by an opaque object.
Phases of the moon occur because
(a) we can see only that part of the moon which reflects light towards us.
(b) our distance from the moon keeps changing.
(c) the shadow of the Earth covers only a part of the moon’s surface.
(d) the thickness of the moon’s atmosphere is not constant.
Question 3
(c) the shadow of the Earth covers only a part of moon’s surface.
Which property of light makes a pencil cast a shadow when it is held in front of a light source ?