What is created when something vibrates and sends waves of energy into our ears., Sound, Motion, Echo, Sound Waves are ___________ by surfaces, Deflected, Reflected, Absorbed, Sound travels as __________, which are vibrating particles, Audio, Waves, Radiation, What kind of surfaces which reflect sound well, making echoes?, Hard surfaces, Soft Surfaces, It reflects very little sound and it absorbs the sound instead. What is it?, Reflected Wave, Hard surfaces, Soft surfaces, It is also known as acoustic intensity., Volume Intensity, Wave Intensity, Sound Intensity, What is the SI unit used in Sound Intensity?, W, J, W/m², Based on what i have discussed, what is the relationship between sound intensity and distance?, Directly Proportional, Inverse-square Law, Inversely proportional, It describes the changes in frequency of any kind of sound or light wave produced by a moving source with respect to an observer, Doppler effect, Domino effect, Sound check, Doppler effect is named after the Austrian Physicist ______________, in 1842 at Prague., Zander Doppler, William Doppler, Christian Doppler

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