Energy Key Terms Quiz #9

There is no relationship between frequency and amplitude _____14. The loudness of a sound or intensity of a wave is known as _?_. a. Diffraction b. Frequency c. Wavelength d. Volume _____15. What type of movement produces sound? a. an impulse b. an echo c. a decibel d. vibration. For the following terms you need to decide if the term refers to ... ................
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