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Physics Topic 2

Unit 5 - Nature of Light - Chris G

QuestionAnswer
What name is given to a packet of Energy? Photon
What name is given to electrons that have released from a metal after having recieved a sufficient amount of energy? Photoelectrons
E=__ HF
H=______________ Planck's Constant
F=P/AThe unit for radiation flux is ____ Wm^-2
Which section of the EM specrtum has the lowest frequency? Radiowaves
How do you remember the EM Spectrum? Randy Men Inject Viagra Until eXplosive Growth
Name for the minimum frequency of light below which no emission of photoelectrons occur? Threshold Frequency
Planck's Constant has a value of ________ 6.63^-34Js
A black body is _________________________________ A perfect emitter and absorber of electromagnetic radiation, capable of absorbing and radiating any wavelengths.
Created by: Chris Greg