:( 0.0 / 5 ? PhysicsParticle physicsA2/A-levelAQA Created by: flabbyflabbyCreated on: 02-05-20 18:27 are emitted from metal plates when light is shone on it electrons 1 of 20 minimum frequency that allows for electrons to be emitted threshold frequency 2 of 20 when over threshold frequency, the no. of electrons is directly proportional to this intensity 3 of 20 wave theory fails because intensity has no effect on... the energy of electrons 4 of 20 wave theory fails because intensity doesn't emit electrons. its actually the... the frequency 5 of 20 the intensity doesn't effect max Ek because each proton has a 1-1... interaction 6 of 20 the energy of the electrons depends on the energy of the... photon 7 of 20 energy needed to lose to break free of bonds work function 8 of 20 when you completely remove an electron from an atom ionisation 9 of 20 when an electron moves up an energy level excitation 10 of 20 in fluorescent tubes phosphor 11 of 20 the type of spectrum white light makes continuous 12 of 20 the type of spectrum cool gas makes absorption 13 of 20 the type of spectrum excited gases make emission 14 of 20 cool gases mean their atoms are in this state ground 15 of 20 this proves light is a wave diffraction 16 of 20 this proves light is a particle the photoelectric effect 17 of 20 he said light shows diffraction properties and has a wavelength De Broglie 18 of 20 wave length is inversely proportional to... momentum 19 of 20 you can only see diffraction patterns if the gap is the same as the wavelength 20 of 20
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