P202.

What are the rules for drawing ray diagrams for curved mirrors different than those of thin lenses?
How is the fact that the sky is blue related to the fact that sunsets are orange?
What is the difference between diffration and interferenece?
What is the difference between polarized and unpolarized light?
What is the difference between refraction and difraction?
Why does a laser beam go straight through a large opening like a door but create several spots when going through a small opening?

Contact Kyle Forinash, kforinas@ius.edu, for comments/suggestions/corrections.