Module 16 Sound: Its Origin and Properties What this module is about Can you ever imagine the world without sound or without music? Don’t you think that life would be so…

Doppler Effect As a wave source approaches, an observer encounters waves with a higher frequency. As the wave source moves away, an observer encounters waves with a lower…

Slide 1 Doppler Effect http://www.youtube.com/watch?v=z0Eaoilz gGE Slide 2 Doppler Effect Christian Doppler 1842 Slide 3 The apparent change in frequency due to the motion…

Slide 1Sound Waves Slide 2 Refresh: Types of Waves Longitudinal or compression – vibrate parallel to velocity. ex. Sound Longitudinal or compression – vibrate parallel…

Slide 1  Doppler Effect & Redshift Gharib ESS Slide 2 As a wave source approaches, an observer encounters waves with a higher frequency. As the wave source moves away,…

Slide 1 Big Deal: How can astronomers see objects in space that are so far away? Standard 2.d– Know the types of equipment astronomers use to study space Slide 2 Objects…

Slide 1 Doppler Effect Slide 2 As a wave source approaches, an observer encounters waves with a higher frequency. As the wave source moves away, an observer encounters waves…

Speed of Sound The speed of sound is 346 m/s at room temperature. The speed of sound depends on elasticity, density, and temperature of the medium. Properties of Sound Intensity…

ASTRONOMY 161 Introduction to Solar System Astronomy Class 10 Spectra Wednesday, January 31 âTwinkle, twinkle, little star, How I wonder what you are.â Spectra: Key Concepts…

Doppler Effect Christian Doppler Frequency and Wavelengths of Light As a wave source approaches, an observer encounters waves with a higher frequency. As the wave source…