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Physics Topic 2
Unit 5 - Nature of Light - Chris G
| Question | Answer |
|---|---|
| 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
on 2009-02-13