1. What was the predecessor of the laser?
     maser
     phaser
     baser

2. Lasers can carry vast amounts of information at ___________ frequencies.
     low
     medium
     high

3. Fiber optics are used to
     drill holes into diamonds.
     send information over long distances
     calculate precise distance to a desired target

4. To make sure the signal does not weaken, fiber optics laser beams
     are encrypted
     pass through amplifying stations
     are put through very thin cables

5. Which of these are NOT used by the military?
     laser ray guns
     laser bomb designators
     laser battle simulations

6. _____________ lasers have the ability to neatly cut through human tissue.
     Ruby
     Galliu arsenide
     Carbon dioxide

7. The ruby laser was invented by
     Theodore Maiman
     Charles Townes
     Ali Jaran

8. The idea of the laser first came from
     Aleksander Prokhorov
     Albert Einstein
     Arthur Schawlow

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