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8 Cards in this Set

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  • Back
Stringed instruments
An instrument, such as a violin, viola, cello, or double bass, in which sound is produced by plucking, striking, or bowing taut strings.
Wind Instruments
- A musical instrument, such as a clarinet, trumpet, or harmonica, in which sound is produced by the movement of an enclosed column of air, especially the breath, and excluding keyboard instruments such as the organ or accordion. Woodwind and brass instruments are both types of wind instruments.
Series circuit
Electric circuit with devices connected in such a way that the electric current through each of them is the same.
Parallel Circuit
Electric circuit with two or more devices connected in such a way that the same voltage acts across each one and any single one completes the circuit independently of the others.
- the fraction of energy carried by the reflected sound wave is large if the surface is rigid and smooth and less if the surface is soft and irregular. Sound energy not carried by the reflected sound wave is carried by the transmitted (absorbed wave).
the reflection of sound within a closed space.
Distinguish between noise and music
Noise is sound that corresponds to an irregular vibration of the eardrum produced by some irregular vibration, which appears on an oscilloscope as an irregular pattern, and music is sound with periodic tones, which appear on an oscilloscope as a regular pattern.
What are the three principle characteristics of musical tones?
Pitch, loudness, and quality.