P1.2.3 - Loudness and Pitch Flashcards by A Robertson | Brainscape

Q

Which wave has a biggest amplitude? A or B?

A

Wave A

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Q

What are the units of frequency?

A

Hertz (Hz)

or

Kilohert (KHz)

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Q

A quiet sound has a small…

A

amplitude

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Q

The _________ of a wave will decide the pitch.

A

frequency

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Q

1 KHz = how many Hertz?

A

1 KHz = 1000 Hz

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Q

What is meant by the pitch of a sound?

A

How high or low its note sounds

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Q

Frequencies above 20000 Hz are called…

A

ultrasound

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Q

Which wave would sound low pitched? A or B?

A

Wave B

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Q

A high frequency results in what type of sound?

A

A high pitched sound

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Q

Which wave has the smallest amplitude? A or B?

A

Wave B

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Q

Which sound would be louder? A or B?

A

Wave A

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Q

A loud sound has a big ___________

A

amplitude

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Q

Which wave would sound high pitched? A or B?

A

Wave A

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Q

What do we call the range of frquencies that you can hear?

A

Audible range

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Q

How do we calculate the range?

A

Biggest value - smallest value = range

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Q

Which wave has the highest frequency A or B?

A

Wave A

Q

Which wave has the lowest frequency? A or B?

A

Wave B

Q

Frequencies below 20 Hz are called…

A

infrasound

Q

A low frequency wave results in a…

A

low pitched sound

Q

What range of frequencies can humans hear?

A

20-20000 Hz

Q

The pitch of a sound depends on the _________ of its wave.

A

frequency