Why is it that when you write something with a pencil in a spot where you have previously erased something, it’s in a darker shade?

Question

Why is it that when you write something with a pencil in a spot where you have previously erased something, it’s in a darker shade?

In: 0

Answer 1

Because microscopically, you’ve smoothed the area by writing on it before, allowing for the graphite to come into contact with more of the surface than it could on a fresh, roughly textured piece of paper.