Question

what is used to measure noise intensity? db in k ft

Explanation:

To determine what measures noise intensity, we analyze each option:

• "dB" (decibel) is a unit for measuring sound intensity, including noise.
• "in" (inch) measures length.
• "K" (kelvin) measures temperature.
• "ft" (foot) measures length.

So, dB is used for noise intensity.

Answer:

A. dB