WHAT IS A LASER?

 

How do lasers work and what makes laser light different from the light from a flashlight? and why is laser never spelled with a “Z”?

Rev. 1/22/17

MATERIALS (Details in teacher notes below)

Activity 1 – Flashlight and Laser Beams

  1. Laser pointer, Flashlight, Meter stick, Ruler.

Activity 2 – Flashlight and Laser Colors

  1. Laser pointer, Flashlight and Recordable CD or purchased diffraction grating

Activity 3 – Blobs and Speckle

  1. Laser pointer, Flashlight and Piece of waxed paper



STUDENT INSTRUCTIONS AND TEACHER NOTES


What_is_a_Laser_Slides.pptx.zip   (PowerPoint slides with student instructions)


Qué es un láser.PPT.zip (Presentaciones de PowerPoint con instruacciones para estudiantes)


What_is_a_Laser_Teacher_Notes.pdf


What_is_a_Laser_Observations.pdf (Student data and observations)


VIDEO: Exploring Laser Light