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10 Cards in this Set
- Front
- Back
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Who discovered the electron?
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J. J. Thompson
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Relationship between atoms and energy?
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atom+energy=light
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Wave
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vibrating disturbance by which energy is transmitted
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Wavelength (lambda)
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The distance between adjacent peaks on the wave
SI unit: meter (m) |
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Frequency (v)
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The number of waves that pass a point per second.
SI unit: 1/s or hertz (Hz) |
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Amplitude
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The vertical distance from the mi-line to the peak.
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Speed of wave propagation?
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(L)(v)
(distance)(1/time) (distance)/(time) |
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Speed of light (c)
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3.00X10^8 m/s
186,000 miles/s 671,000,000 mph |
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Relationship of wavelength and frequency?
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If frequency increases, then wavelength decreases.
Inverse relationship |
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Frequency and Wavelength formula
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c = L x v
speed constant=wavelength x frequency |
