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Elem Chem/Phys 9
Question | Answer |
---|---|
Sound | A vibration. |
Sound Wave | A moving vibration when you talk. |
Echo | A Sound you hear twice. |
To Conduct | Means to lead something from one place to another. |
Mach 1 | We would say sound travels about 760 miles per hour this is called Mach 1. |
Supersonic speed | When something travels faster than 760 miles an hour it is called super sonic speed. |
Infrasound | When a sound is to low for our ears to hear |
Ultrasound | When a sound to high for us to hear |
Pitch | How we describe the sound we are hearing. |
Timbre | We call the quality of sound timbre. |
Amplitude | The height of a sound wave. |