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Flashcards in Sound - Doppler Shift Deck (2)
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1
Q

Doppler shift

A
  • a change in frequency due to the Doppler effect.
2
Q

Doppler effect

A
  • an increase (or decrease) in the frequency of sound, light, or other waves as the source and observer move toward (or away from) each other. The effect causes the sudden change in pitch noticeable in a passing siren, as well as the redshift seen by astronomers.

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