[ Flash ]

 

 

 

 

Two characteristics
of the train's sound
change.

Name them.

 

 

 

 

 

Loudness and

Frequency

(A.K.A. pitch) 

 

 

Doppler Effect

School Blocks YouTube? Use the file below.

| Doppler_Effect.mov |

St. Mary's U. Astronomy and Physics

A bicyclist with a siren audibly demonstrates the Doppler effect (turn your speakers up!)
For more information on this and many other physics and astronomy demos, please visit: http://www.ap.smu.ca/demonstrations

 

 

 

 

 


Doppler Effect

[ HTML5 ]
St. Mary's Physics Online

 

 

 

 

 

D.  Doppler Effect – variation in the observed frequency of a wave when there is relative motion between the source of the wave and the receiver




Doppler Effect V = 14 m/s
(B. Barrett)

Doppler Effect V = 18 m/s
(B. Barrett)

 

 

Stationary Ambulance? How can you tell?

 

 

 

 

 

 

Which way is this ambulance moving?

 

 

 

 

To the left

 

The Doppler Effect  II
Colorado University

The Doppler Effect
Michael Fowler -  Flashlets

 

 



 

"Which way is the

source of this wave

moving?"

 

 

 

 

 

 

"To the right, where

the frequency

is higher"

 

 

 

 

Doppler Effect - Mouse

[ HTML5 ]
St. Mary's HS Physics

 

 

 

 

Radar Guns & Waves

[ HTML5 ]
St. Mary's HS Physics

 

 

 

 

 

Review - The crack of a whip

 

Bullwhip_Cracking.mov

 

Did you know .....

 

The crack of a whip is the sound of the
tip breaking the speed of sound.


 

 

 

 

 

 

 

 

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