The Absorption & Emission of EM Radiation (OCR GCSE Physics A (Gateway Science Suite)): Flashcards
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Term for electrons that absorb EM radiation
Term for electrons that absorb EM radiation
Excited electrons
Energy level electrons reach during EM absorption
Energy level electrons reach during EM absorption
Higher energy level
Direction electrons move during EM absorption
Direction electrons move during EM absorption
Further from nucleus
Energy level electrons reach during EM emission
Energy level electrons reach during EM emission
Lower energy level
Direction electrons move during EM emission
Direction electrons move during EM emission
Closer to nucleus
What can atoms absorb and emit?
What can atoms absorb and emit?
EM waves over a wide frequency range
When electron moves to higher orbit, atom has...
When electron moves to higher orbit, atom has...
Absorbed EM radiation
When electron falls to lower orbit, atom has...
When electron falls to lower orbit, atom has...
Emitted EM radiation
What happens if electron gains enough energy?
What happens if electron gains enough energy?
It leaves the atom
What forms when electron leaves an atom?
What forms when electron leaves an atom?
Positive ion