Other Flashcards

1
Q

what is Boyle’s Law

A

at a constant temperature, the pressure of a given quantity of gas varies inversely with its volume - if you add more air in a container the pressure will increase, if you decrease the volume of the container the pressure will increase

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2
Q

if two spaces are connected air flows from where to where?

A

from the area of higher pressure to the area of lower pressure until they are equal

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3
Q

what is the default airflow in speech?

A

pulmonary egressive airflow aka breathing out

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4
Q

what are the three types of airflow?

A

laminar, turbulent, pulsing

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5
Q

what is laminar airflow?

A

all the air molecules are flowing in roughly the same direction at roughly the same velocity - quiet, calm

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6
Q

what is turbulent airflow?

A

due to the narrow passageway the air molecules move at different velocities in different directions - noisy, disorganized

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7
Q

what is pulsing airflow?

A

periodic alternation between a high and low rate of airflow - the vocal tract rapidly alternates between open and shut for example blowing a raspberry

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8
Q

what is the Bernoulli’s effect?

A

as the rate of airflow is increased, pressure perpendicular to the direction of flow is reduced - blowing a piece of paper

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9
Q

which words in English have a main stressed syllable?

A

lexical words (nouns, adjectives, verbs)

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10
Q

which words in English only have stress if they are being emphasized?`

A

function words (articles, prepositions, conjunctions, auxiliary words)

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