Animation illustrating what happens to produce absorption and emission spectra (due to atomic energy levels). The process of absorption and emission is also illustrated.
Also has relevance for red shift in G485.
© Daniel Wilson 2014
Tagged under: G482,Quantum Mechanics (Idea),EWP
1. Which elements are present in the atmosphere? (00:00:22)
2. Is this a continuous spectrum? Why? (00:00:50)
3. State the changes you see in the absorption spectrum? (00:00:53)
4. Why are only specific photons absorbed by elements? (00:00:50)
5. Explain what is an absorption spectrum. Is it continuous or discontinuous? (00:00:55)
6. Why only specific photons are emitted? (00:01:37)
7. Explain the pattern of energy observed in the atomic energy level diagram (00:01:54)
8. Predict what will happen if the electron absorbs this photon? (00:01:59)
9. What type of spectrum will you observe after this? (00:02:13)
10. How do you calculate the wavelength of light emitted? (00:02:50)
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