Waves I — Test Answers

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What is transmitted by all waves?

matter

mass

energy

sound

A guitar string is plucked. What best describes the formation and transmission of the sound wave?

The string vibrates the surrounding air, which produces a longitudinal wave.

The string vibrates the surrounding air, which produces a transverse wave.

The string produces a longitudinal wave that travels without a medium.

The string produces a transverse wave that travels without a medium.

Which voice can produce a pitch that has a speed of 343 m/s and a wavelength of 0 point 6 8 m ? Choose two correct answers.

tenor

contralto

baritone

soprano

bass

How many wavelengths are seen in this image of a sound wave?

ten

six

three

four

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