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- 1. Multiple Choice
In which medium will sound travel fastest?airwaterglasssalt water - 2. Multiple ChoiceIn which medium will sound travel slowest?airwaterglasssalt water
- 3. Multiple ChoiceIf a sound is very loud, what must be true?The frequency of a sound wave is very highThe intesity of vibration from the sound wave is very lowThe amplitutde of the sound wave is very lowThe intesity of vibration from the sound wave is very high
- 4. Multiple ChoiceIn a large stadium, when a batter hits the ball, people high up in the stands hear the crack of the bat a second after it happens becauseSound has to travel in many directions at oncesound takes that much time to reach themsound is faster than lightsound is a wave
- 5. Multiple ChoiceWhich of the following determines the pitch of a sound wave?frequencydensitymassreflection
- 6. Multiple ChoiceSound is caused by....moleculesvibrationspeoplespace
- 7. Multiple ChoiceWhat is vibration?how loud a sound isthe back and forth movement of matterhow high or low a sound isthe loudness or softness of a sound
- 8. Multiple ChoiceWhat is frequency?the number of vibrations per secondhow high or low a sound isthe loudness or softness of a soundthe back and forth movement of matter
- 9. Multiple ChoiceMeasure of how high or low a sound isamplitudecompressionspeed of soundpitch
- 10. Multiple ChoiceA longer string makes a _______ pitch than a short string.loudersofterhigherlower
- 11. Multiple ChoiceAn object that does not vibrate cannot producesoundlightheatelectricity
- 12. Multiple ChoiceIf you walk into an empty gym and yell, why would you hear an echo?The gym walls are soft and uneven.The sound waves are being absorbed by the hard smooth walls.The sound waves are bouncing off the hard smooth gym walls.The gym walls are really clean.
- 13. Multiple ChoiceSound is a form of?energypitchvolume
- 14. Multiple ChoiceWhat type of materials REFLECT sound?hard materialssmooth materialsboth hard and smooth materialsporous materials
- 15. Multiple ChoicePitch is __________________.how loud or soft a sound ishow high or low a sound iswhen sound comes back to you
- 16. Multiple ChoiceWhy is the school library covered with carpet?So everyone can make a lot of noiseto help absorb sounds to keep it quietbecause it looks goodto help absorb sounds so it can stay noisy
- 17. Multiple ChoiceTrue or False
You can hear in space.TrueFalse - 18. Multiple ChoiceWhy do we not hear sound in outer space?there is no one out there to hear it.it is so coldit is a vacuum or empty space so there is not a medium for sound to travelthere are too many stars that are exploding
- 19. Multiple ChoiceWhen this occurs a sound is produced.temperature dropsa vibrationthe sun heats the eartha trough
- 20. Multiple ChoiceThe ___________________ is how loud or soft a sound is.echofrequencypitchvolume
- Answer choicesTagsAnswer choicesTags