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Data Sheet

Doppler Shift Activity

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Doppler Effect :
Don't Loose Your Marbles-Are You Coming or Going?

Student Activity Reporting/Data Sheet

• Names on Team
  ________________________________
  ________________________________
  ________________________________
  


• Calculation of frequency of marbles rolling down track:
• Stationary "receiver"
  Number of marbles _____________
  Time ___________
  Calculated Frequency ___________________
  


• "Receiver" moving toward the "source"
  Number of marbles _____________
  Time ___________
  Calculated Frequency ___________________
  


• "Receiver" moving away from the "source"
  Number of marbles _____________
  Time ___________
  Calculated Frequency ___________________
  

Note:
Frequency (f) = # of marbles (mar) divided by # of seconds (sec)

Or: f = mar/sec