Consider the original wave. Which of the four examples represents the same sound just much louder?
a. Wave A.
b. Wave D.
c. Wave C.
d. Wave D.
Sound is caused by vibrations in the air that can travel into our ears and be interpreted as sound by the Brain. As a vibration, it also can be expressed as a wave, and has the properties of amplitude, frequency, and wavelength, that define the properties of the sound in question.
Answer and Explanation:
Wave A features a soundwave with the same wavelength as the original wave, but lower amplitude. This means that the sound is of lower volume, and so...
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fromChapter 60 / Lesson 2
Learn the definition of sound and the factors affecting the speed and volume of sound waves. Understand the frequency, pitch, and intensity of sound waves with examples.