Mechanical Waves Quiz

Wave Amplitude Medium Rarefaction Infrasonic Ultrasonic Standing Wave

Hertz Transverse Compression Trough Crest Wavelength Intensity

Frequency Sound Longitudinal Doppler Resonance Interference Sonic Boom

Select a word from the word bank above that fits in the following sentences. Some words can be used twice.

1. The of a sound wave determines a sound's pitch
2. Ocean waves are waves because the water and the energy of the waves move perpendicular to each other.
3. In a longitudinal wave, the space where there are few particles of medium is called a .
4. A is a disturbance that moves energy through space or matter.
5. A is made when an object surpasses the speed of sound (343 m/s - Mach 1).
6. Sound is a wave because the medium moves back and forth in the same direction as the energy.
7. The of a transverse wave is the highest point, or point of maximum amplitude, of the wave.
8. The sound of an approaching train whistle increases in pitch because of the effect.
9. Sounds that people cannot hear are called sounds.
10. Air is one through which sound can travel. Water is another example.
11. The frequency of sound waves is measured in units called .
12. In a sound wave, the space where air particles are pushed together is called a .
13. A wave is produced by an object that causes air molecules to vibrate.
14. Wave refers to the maximum distance medium molecules are displaced.
15. The lowest displacement of a transverse wave is called the .
16. A rocket engine produces a wave of high , which registers 200 on the decibel scale.
17. Dogs can hear sounds in the 30,000 Hz range.
18. FM radio stations broadcast at frequencies on the mega- range.
19. The phenomenon of is exhibited when an opera singer breaks a wine glass.
20. The phenomenon of a is when a wave is "motionless" at equilibrium.

Type of Wave: _____________________________________

Definition of this type of wave:

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A. ______________________________ B. ______________________________

C. ______________________________ D. ______________________________

E. ______________________________ F. ______________________________

G. ______________________________

Type of Wave: _____________________________________

Definition of this type of wave:

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A. ______________________ B. ________________________ C. ___________________