What change do you observe in the sWhat change do you observe in the shadows formed when you hold the pen horizontally and then vertically?

Question

What change do you observe in the shadows formed when you hold the pen horizontally and then vertically?

Answer 1

The pen shadow is different when you hold the pen horizontally and then vertically. When you hold the pen vertically the shadow seems as object. When you turn the pen horizontally the shadow become round in shape.