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- 1. Multiple ChoiceSound is caused by....moleculesvibrationspeoplespace
- 2. Multiple Choice
What is frequency?the number of waves per second
how high or low a sound is
the loudness or softness of a sound
the back and forth movement of matter
- 3. Multiple ChoiceA longer string makes a _______ pitch than a short string.loudersofterhigherlower
- 4. Multiple ChoiceWhat medium does sound travel through slowest?gassolidliquidtrees
- 5. Multiple ChoiceThe highest pitch is made by the _______ instrument.biggestwoodensmallestshiniest
- 6. Multiple ChoiceWhat medium (solid, liquid, gas) does sound travel fastest through?solidliquidgas
- 7. Multiple Choice______________ is the amount of energy in a sound wave.AmplitudeEchoVolumeVibration
- 8. Multiple ChoiceIf a sound has a high amplitude then it also has a ____________!!!fast echoslow pitchhigh volumelow volume
- 9. Multiple ChoiceA student holds two vibrating objects. Object A is vibrating faster than object B. Which statement is true?A is louder than BB is louder than AA will have a higher pitch than BB will have a higher pitch than A
- 10. Multiple ChoiceWhen the car moves AWAY from you, its horn seems...Low pitchedHigh pitchedNormal
- 11. Multiple ChoiceWhen an ambulance move TOWARD you it sounds ________ pitched.highlowmedium
- 12. Multiple Choice
As objects move in space, their wavelengths change. This phenomenon is called the...
Coriolis Effect
Doppler Effect
Movement Effect
Black Hole Effect
- 13. Multiple Choice
Sound waves travel as ________ waves.
transverse
electromagnetic
longitudinal
surface
- 14. Multiple Choice
Sound is made when a source of energy forces the matter to:
shake
vibrate
move
stay still
- 15. Multiple ChoiceIf you want to change the pitch of a sound, you have to change the ___frequencyamplitudespeedvolume
- 16. Multiple ChoiceWhat unit is the intensity of sound measured in?decibels (dB)Hertz (Hz)meters per second (m/s)meters
- 17. Multiple ChoiceWhen a sound is louder what measurement gets bigger?FrequencyAmplitudeWavelengthCrest
- Answer choicesTagsAnswer choicesTags