Instructor’s choice:

1. Describe the Total (Internal) reflection. Give an example.
2. Give at least 3 examples from the electromagnetic spectrum (uses and dangers).

Or you may decide which topics to discuss, as long as they are germane to the topics covered in this module.

Consider the following as good topics for discussion:

• How does this module’s content relate to your professional career? Personal life?
• How does this module’s content relate to current events?
• What were your “Aha!” moments as you worked through the material?
• Did you explore a topic only covered briefly or lightly in the course materials? What did you discover?
• What concepts (learning objectives) did you struggle with? What resources helped you overcome this hurdle

Please have the reference at the end