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Physics 20 Online
OpenStudy (anonymous):

light is emitted from atoms when electrons go to higher energy levels. this is false but why?

OpenStudy (unklerhaukus):

light is emitted when electron in atoms go to lower energy levels

OpenStudy (anonymous):

Agreed.. When the electron's excited energies decay back down to it's unexcited state.. Bah.. Unkle's a pro.. :P Leave it with what he said.

OpenStudy (anonymous):

ok so let me get this straight when they go to lower levels because at a lower level electrons get excited?

OpenStudy (anonymous):

Electron in orbit in their normal states are in their lower energies.. But when introduce an external energy.. weither it's even a probe, it excites the electron(s) to high energy levels then they give off light as the energy decays back to it's normal state.

OpenStudy (anonymous):

oh ok that makes sense now thanks

OpenStudy (stormfire1):

Maybe a better way to think of it is that when electrons shift to lower orbits the excess energy is emitted as photons (light).

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