___________________ is the name for the very bright light produced by a laser.
A laser beam keeps going in the same direction without spreading out very
much; this quality is called ________________________.
The photons in a laser move in the same way--all lined up together, evenly
spaced, etc.; this is called ______________________.
In order to excite the atoms to throw off photons to make laser light, a light
source is sometimes used as the ____________________________ supply.
Depending on the particular need, a laser rod can be made of something solid,
_____________________, or ________________________.
How many colors does a laser have? ______________________.
There are two basic types of laser waves: continuous and _________________.
Laser radiation can damage the skin. List three types of skin damage that laser
An individual who does not wear protective goggles when working with lasers
may suffer damage to the eyes to include ______________, _______________,
lens __________________, and _________________ cornea.