Nature of light
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Which theory, waves or particle of light, is the one that scientists currently believe is correct? | wave - particle duality.
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| What is the value of the Planck's constant? | 6.63 x 10^-34
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| What is the equation for the energy of the photons? | E = hf
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| What is the equation for the radiation flux? | F = P / A
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| What is the name give to the particles of light? | Photons
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| What is the equation for the speed of wave? | speed = wavelength / time
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| Points that are a whole wavelength apart oscillate . . . | in phase
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| Points that are wavelength / 2 apart oscillate in . . . | antiphase
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| What is the principle of superposition? | Where two or more waves meet, the total displacement at any point is the sum of the displacements that each individual wave would cause at that point.
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| What is the lowest frequency at which resonance occurs? | Fundamental Frequency OR First Harmonic
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| What is a standing wave? | Intereference between two waves travelling in opposite directions.
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| When does resonance occur? | When the frequency of vibration of the cord is increased.
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| The angle of incidence is equal to . . . | The angle of reflection
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Created by:
aadguler
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