{
    "api": "YAML JSON TOON Database",
    "version": "1.0.0",
    "format": "json",
    "dataset": {
        "slug": "waves-and-sound",
        "title": "Waves and Sound",
        "description": "Properties of mechanical waves and sound.",
        "summary": "The quantities that describe waves and their application to sound: wavelength, frequency, amplitude, period, wave speed, pitch and intensity, plus phase, the speed of sound, the decibel scale, the Doppler effect, resonance, standing waves, superposition and beats.",
        "use_when": [
            "You need the definition of a wave property and how it relates to the others.",
            "You are explaining a sound phenomenon such as pitch shift or resonance."
        ],
        "caveats": [
            "The speed of sound depends on the medium and its temperature; around 343 m/s in air at 20 degrees Celsius, much faster in liquids and solids.",
            "Decibels are a logarithmic scale: 10 dB more is ten times the intensity, not twice."
        ],
        "related": [
            "optics-fundamentals",
            "electromagnetism-basics",
            "classical-mechanics"
        ],
        "category": "Physics",
        "category_slug": "physics",
        "tags": "physics,waves,sound",
        "view_count": 0,
        "entry_count": 16,
        "fields": [
            {
                "section": "data",
                "field": "property",
                "type": "string",
                "example": "Wavelength"
            },
            {
                "section": "data",
                "field": "description",
                "type": "string",
                "example": "Distance between consecutive corresponding poin…"
            }
        ]
    },
    "data": [
        {
            "property": "Wavelength",
            "description": "Distance between consecutive corresponding points of a wave."
        },
        {
            "property": "Frequency",
            "description": "Number of wave cycles per unit time."
        },
        {
            "property": "Amplitude",
            "description": "Maximum displacement from equilibrium."
        },
        {
            "property": "Period",
            "description": "Time for one complete wave cycle."
        },
        {
            "property": "Wave Speed",
            "description": "Product of frequency and wavelength."
        },
        {
            "property": "Pitch",
            "description": "Perception of sound frequency."
        },
        {
            "property": "Intensity",
            "description": "Power per unit area carried by a sound wave."
        },
        {
            "property": "Phase",
            "description": "The position of a point within a wave cycle, expressed as an angle."
        },
        {
            "property": "Speed of Sound",
            "description": "How fast sound travels in a medium; about 343 meters per second in air at 20 degrees Celsius."
        },
        {
            "property": "Decibel",
            "description": "A logarithmic unit for sound level: sound intensity level is 10 log10 of the ratio of intensity to a reference."
        },
        {
            "property": "Doppler Effect",
            "description": "A change in observed frequency when the source and observer move relative to each other."
        },
        {
            "property": "Resonance",
            "description": "Large-amplitude oscillation that occurs when a system is driven at its natural frequency."
        },
        {
            "property": "Standing Wave",
            "description": "A wave pattern with fixed nodes and antinodes formed by two waves traveling in opposite directions."
        },
        {
            "property": "Superposition",
            "description": "The net displacement of overlapping waves is the sum of the individual displacements."
        },
        {
            "property": "Beats",
            "description": "A periodic variation in loudness heard when two sounds of slightly different frequencies are combined."
        },
        {
            "property": "Timbre",
            "description": "The quality that distinguishes two sounds of the same pitch and loudness, determined by their harmonic content."
        }
    ]
}