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Comclasswavesu10l3d3gif distance distance v f v

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Unformatted text preview:  Nodes (N) 9 Proper0es of Waves •  Interference (cont’d) Wave Mo,on Interference: 10 hCp://www.youtube.com/watch?v=J_xd9hUZ2AY Doppler Effect •  When a car, sounds its horn, is approaching you, you’ll hear a higher frequency than the one emiCed by a sta0onary car. •  When a car, sounds its horn, is leaving you, you’ll hear a lower frequency than the one emiCed by a sta0onary car. hCp://www.physicsclassroom.com/class/waves/u10l3d3.gif distance ! distance v = ! = = f! v= = =ime t f! T time T hCp://sta0c.ddmcdn.com/gif/doppler.gif dista v= tim 11 Doppler Effect hCp://www.youtube.com/watch?v=Djz_rtnXSfY 12 Musical Sound Water glass music: hCp://www.youtube.com/watch?v=1LEqGiEh2B4&feature=related 13 Musical Sound Example: Pipe / air column hCp://hyperphysics.phy ­ astr.gsu.edu/hbase/ waves/standw.html 14 Musical Sound How do sounds look like? hCp://www.youtube.com/watch?v=XBP0jmpjzBw 15 Earthquakes •  When a fault...
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