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- 1. Multiple Choice
Sound cannot pass through ____________.
air
vacuum
gas
liquid
- 2. Multiple Choice
The vibrating loudspeaker cone makes the air molecules next to it move _______________.
back and forth
up and down
- 3. Multiple Choice
Sound is produced by -----
Heat energy
Low temperatures
Vibrations
Friction
- 4. Multiple Choice
The unit for measuring frequency is the ---
joule
hertz
gram
newton
- 5. Multiple Choice
When a sound is louder what measurement gets bigger?FrequencyAmplitudeWavelengthCrest - 6. Multiple ChoiceWhat does pitch depend on?amplitudefrequencyintensityvolume of sound
- 7. Multiple ChoiceWhat frequency range represent the human hearing capacityBelow 20 HzBetween 20 Hz and 20 000 HzBetween 20 000Hz and 40 000 HzAbove 20 000 Hz
- 8. Multiple Choice
What do you call these sound waves whose frequency is above 20,000 hertz?
a. ultrasound
b.infrasound
c. noise
d.echo
- 9. 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
- 10. Multiple ChoiceA longer string makes a _______ pitch than a short string.loudersofterhigherlower
- 11. Multiple ChoiceIf a sound has a high amplitude then it also has a ____________!!!fast echoslow pitchhigh volumelow volume
- 12. 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
- 13. Multiple Choice
What properties of matter does sound travel through?
Liquid, Solid, or Gas
Plasma, fairy dust, or lattes
Buttons, aluminum foil, or string cheese
Candles, boxes, and wifi
- 14. Multiple Choice
True or False:
You can hear sounds in space.
True
False
- 15. Multiple Choice
Which of the following sound wave produces the highest pitch of sound?
- 16. Multiple Choice
Choose the correct statements. (2 answers)
P - The loudness increases
Q - The pitch decreases
R - The loudness decreases
S - The pitch increases
- 17. Multiple Choice
Diagram shows 3 types of sound waves generated from speaker. Which of the following statements is true?
P has a higher pitch than Q
Q has a higher pitch than R
R has the highest pitch
P, Q and R have the same pitch
- 18. Multiple Choice
Which waveform has the lowest frequency?
(a)
(b)
(c)
(d)
(e)
- 19. Multiple Choice
If the distance represented by the letter A (the amplitude) were increased, how would it change the sound?
The sound would be higher.
The sound would be softer.
The sound would be lower.
The sound would be louder.
- 20. Multiple Choice
What is changed in the second picture?
Someone is talking louder in picture 2
Someone is talking softer in picture 2
Someone is talking lower pitch in picture 2
Someone is talking higher pitch in picture 2
- Answer choicesTagsAnswer choicesTags