NCERT Solutions for Class 6 Science Chapter 11
Important NCERT Questions
Class 6th Chapter 11 Light, Shadows and Reflections
NCERT Books for Session 2022-2023
CBSE Board and State Board
Questions No: 3
Can you think of creating a shape that would give a circular shadow if held in one way and a rectangular shadow if held in another way?
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A cylinder object can cast shadows in two ways. When the top circular view faces the shining object, a circular shape shadow is formed. When its curved side faces the shining object, it casts a rectangular shadow.
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A cylinder with a circular cross-section, when held upright, casts a circular shadow. When turned 90 degrees with its circular side perpendicular to the ground, it produces a rectangular shadow. The change in orientation causes the shape of the shadow to shift from circular to rectangular.