The Lower the Frequency of a Sound Wave, the

question 23

Multiple Choice

The lower the frequency of a sound wave, the

• A)higher its speed.
• B)higher its pitch.
• C)louder it is.
• D)longer its wavelength.

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Definitions:

Mathematical Ratio

A relationship between two numbers indicating how many times the first number contains the second.

Gas Law

A set of laws that describe how the properties of gases (pressure, volume, and temperature) relate to each other.

Mass Spectrometer

An analytical instrument used to identify substances within a sample by separating ions by their mass-to-charge ratio.

Magnetic Field

A field of vectors representing the effects of magnetism on electric currents, moving electric charges, and materials that are magnetic.