Book 13, Question 82
Why Does Polishing Make a Spoon Shinier?
Rubbing a spoon smooths out tiny scratches and bumps. A smoother surface reflects light in an orderly way, so it shines. The smoother it gets, the more it looks like a little mirror.
Book 13, Question 82
Rubbing a spoon smooths out tiny scratches and bumps. A smoother surface reflects light in an orderly way, so it shines. The smoother it gets, the more it looks like a little mirror.