Multiple choice general knowledge science & technology

What does Angstrom measure?

  1. Quantity of liquid

  2. Length of light waves

  3. Length of cables

  4. Speed of ships
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The angstrom is a unit of length used primarily to measure wavelengths of light, interatomic distances in chemistry, and microscopic structures. One angstrom is equal to 0.1 nanometers.

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