Question

Define:-

1) Frequency
2) Hertz
3) Noise​

Answer 1

Frequency = The number of times something happens in a particular period

Hertz = A Unit for measuring the frequency of sound waves

Noise = A Sound , especially one that is loud or unpleasant

Hope its help..

Answer 2

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Frequency:

the rate of experience of anything relationship between incidence and time period is known as frequency.

Hertz:

in the international System of units, the derived unit of frequency is called hertz.

Noise:

various sound usually unwanted is called noise.

hope it helps uh ❤

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