Week 1b

# Week 1b - o ) m/s Speed of sound goes up 0.6 m/s per o C...

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PHYSICS 1240 “Sound and Music” To day : Speed of sound, science of sound Next time : Vibrations, periodicity and pitch Outline - What is this course about? – “musical acoustics” - Administrative details – read every word of the syllabus ! – CAPA Homework and Home Labs - Concept Questions and clickers

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Instructor : Scott Parker Co-Instructor : Jamie Smith (Clicker issues) TA : Blaze Vincent (CAPA and Home lab issues) Web site : www.colorado.edu/physics/phys1240
Musical Acoustics – the science of musical sound - Generation - Propagation - Reception and Perception - Digital Processing

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Web site : www.colorado.edu/physics/phys1240 CAPA : 8 online homework sets Home labs : 3 labs you do outside of class Concept Questions and Clickers
Guest Performers volunteer performer every Tuesday any instrument or vocal style welcome Jamie coordinates

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Speed of sound: v = 344 m/s at 20 o C V = 344 m/s + 0.6 (T-20

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Unformatted text preview: o ) m/s Speed of sound goes up 0.6 m/s per o C Well always use o C and SI or metric units Concept Question 1.1: Speed of sound Sound travels a) at about the speed of light b) 200 times faster than a speeding bullet c) much more slowly than light d) sound does not travel, it just exists Concept Question 1.2 On a typical sunny day, when is the speed of sound faster? A) Morning B) Midday C) Midnight D) No change in the speed Concept Question 1.3 Sound travels at a speed 344 m/s (770 mph). How fast does the air Fow out of my mouth as I speak? A) Much slower than 344 m/s B) Much faster than 344 m/s C) Approximately 344 m/s, depending slightly on the temperature of the room Physics experiment to do at home: Sing into a candle Concept Question 1.4 When I speak, do the air molecules travel directly from my mouth to you ear at 344 m/s? A) Yes B) No...
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## This note was uploaded on 05/01/2011 for the course PHYS 1240 taught by Professor Holland,murray during the Spring '08 term at Colorado.

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Week 1b - o ) m/s Speed of sound goes up 0.6 m/s per o C...

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