Waves and Sounds (Chapter 18)
Terms in this set (20)
A rhythmic disturbance that carries energy through matter or space.
A material (solid, liquid, or gas, or a combination of these) through which a wave travels.
A type of wave where the medium moves at right angles to the direction the wave is traveling,
The highest point of the wave.
The lowest point of the wave.
The distance between identical points on two adjacent waves; for example, the distance between two crests or two troughs.
In a wave, the distance from the rest position of the medium to either the crest or trough.
The number of wave crests that pass a point during one second; expressed in hertz (Hz)
A type of wave where matter vibrates in the same direction as the wave travels.
The highness or lowness of a sound, which is determined by the frequency of the sound waves.
In sound waves, the amount of energy in each wave; the intensity level of a sound is measured in decibels.
The human perception of sound intensity.
Technology using high-frequency sound waves for many different purposes such as medical diagnoses, sonar, and jewelry cleaning.
Sound created using specific pitches, sound quality, and regular patterns.
Sound that has no regular pattern or definite pitch.
The tendency of an object to vibrate at the same frequency as another vibrating source.
In sound, the differences among sounds of the same pitch and loudness.
The ability of two or more waves to combine and form a new wave.
The echoing effect produced by multiple reflections of sound.
The study of sound.
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