1. “You have brains in your head. You have feet in your shoes
“You have brains in your head. You have feet in your shoes. You can steer yourself in any direction you choose. Oh, the places You’ll go!”
Dr. Seuss

2. Introduction to Light

3. Laser
Introduction in 1960
Scientific
Medical
Industrial
Commercial applications

4. “A solution seeking a problem.” Theodore Maiman

5. Focus
Nature of light and optics
Basic operation of laser
Various applications of lasers
Milestones in the development of laser, as well as the people that contributed of both lasers and light itself

6. Goal of lesson
To be able to explain how lasers work and the significant ways in which they contribute to our daily lives.

7. Properties of light
Waves: The motion of a disturbance between two points.
For example, if you drop a small object (a pebble) into a pond, ripples of water will for spreading outward from where the object lands.

8. Transverse and Longitudinal Wave

9. Waves properties