Multiple choice

Wavelength distances can be measured in ________________ or _________________.

  1. Nanometers or Micrometers

  2. Nanometers or Macrometerss

  3. Gamma Meters or Micrometers

  4. Infrared meters or Radio Meters
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Wavelengths of light used in lasers are typically very short and are measured in nanometers (nm) or micrometers (um).

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