5. Which of the following will a sound wave that carries weak energy have?
A. Large amplitude
C. Small amplitude
B. High frequency
D. Short wavelength
6. Suppose a sound wave is travelling through Medium A. When the wave enters Medium B, it speeds up. Which
of the following is TRUE about Medium A and Medium B?
A. Medium A is a solid while Medium B is a gas.
B. Medium A is a liquid while Medium B is a solid.
C. Medium A is a gas while Medium B is a vacuum.
D. Medium A is a vacuum while Medium B is a liquid.
7. A sound wave is produced in a metal cylinder by striking one end. Which of the following occurs as the sound
wave travels along the cylinder?
A. Its amplitude increases.
C. It transfers energy.
B. Its frequency increases.
D. It transfers matter.
8. The human voice is the result of which of the following situations?
A. Most air exiting the lungs.
B. Vibrations in the vocal cords.
C. Lungs pulling the air through the nose.
D. The placement of the teeth in the mouth.
9. Arrange the following situations in order of how the larynx produces sound.
1. The vocal cords vibrate.
II. Air passes through the mouth,
II. Larynx leaves a narrow slit producing sound.
IV. Two vocal cords are stretched across the larynx.
A. I, II, III, IV
B. II, I, IV, III
C. II, I, III, IV
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