Sound | Music | Light | Color | Grab Bag |
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What is the frequency?
Our perception of pitch depends on this characteristic of a sound wave
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What is an octave?
Every time the frequency of a sound doubles, we perceive this interval
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What is a particle?
Light behaves as a wave, but also as this.
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What are red, green, and blue
These three colors of light, when mixed, will produce white
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What is A4?
This note has a frequency of 440 Hz
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What is the air?
The medium through which you are receiving my voice energy
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What is the shape?
The timbre of an instrument is dependent on this characteristic of a sound wave
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What are photons?
Light is transmitted in "packets of energy" called this
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What is green?
The complementary color of magenta
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What is ROYGBIV?
This acronym represents the colors of the visible spectrum
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What is ultrasound?
Sound that has too high a frequency to be "heard" by humans
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What are overtones or harmonics?
Frequencies other than the fundamental are heard as these
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What is 3 x 10^8 m/s?
The approximate speed of light in a vacuum
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What is blue light?
A banana is absorbing this kind of light
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What is beating?
Two musical notes with very close pitches will produce this dissonant effect
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What is lower?
If a sound-emitting object is moving away from you, its pitch will appear to be this
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What is harmony?
When two notes share several overtones, this effect is achieved
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What is ultraviolet?
Light with a wavelength too short to be detected by human eyes
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What is black?
When viewed under red light, a piece of green construction paper will appear this color
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What are cyan and magenta?
Your printer combines these colors to produce blue
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What is high air pressure?
The crests of a graphical sound wave represent areas of what?
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What are 440 Hz (octave), 660 Hz (partial), and 880 Hz (octave)?
These are the frequencies of the first 2 octaves and the first partial of A3 (220 Hz)
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What are being absorbed, reflected, and transmitted?
When light strikes an object, these three things can happen to it
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What is cyan?
Staring at a red object for a long time will cause white objects to appear this color
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What is the 4th root of 2? (1.189)
The notes of a 4-tone scale, which repeated on the 5th note, would be separated by this multiple
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