Multiple choice general knowledge science & technology

What does angstrom measure?

  1. Quantity of liquid

  2. Length of light waves

  3. Length of cable

  4. Speed of ships
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B Correct answer
Explanation

An angstrom (Å) is a unit of measurement equal to 10^-10 meters, primarily used to measure the wavelength of light and atomic distances. It's not used for measuring liquid quantities, cable length, or ship speed.

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