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- 1. Multiple ChoiceHow does sound travel?Sounds travels in wavessound travels slowsound travels fastsound doesn't travel
- 2. Multiple ChoiceWhat is vibration?the rate at which sound waves occurmovement back and forthhow high or low a sound is
- 3. Multiple ChoiceWhat happens when we hear an echo?We know there is dangerthere must be someone yelling back to usSound is reflected off a surface and repeated backsounds waves are traveling really fast
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