effective sound pressure

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the square root of the mean of the squares of the sound pressures of a sound wave, measured at a given point over a certain time interval.

QUIZZES

Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.

Question 1 of 8

Mississippi’s nickname comes from the magnificent trees that grow there. What is it?

Again, the difference can seem subtle and sound more like splitting hairs, but the difference is important.
How Skinny Is Too Skinny? Israel Bans ‘Underweight’ Models|Carrie Arnold|January 8, 2015|DAILY BEAST
And it must make sure that the platform of debate where we can freely exchange ideas is safe and sound.
Ayaan Hirsi Ali: Our Duty Is to Keep Charlie Hebdo Alive|Ayaan Hirsi Ali|January 8, 2015|DAILY BEAST
“Gronkowski” itself never manages to sound more erotic than the name of a hearty Polish stew or a D-list WWE performer.
‘A Gronking to Remember’ Speed Read: 8 Naughtiest Bits|Emily Shire|January 7, 2015|DAILY BEAST
Girls in Peacetime Want to Dance is a different sound for you.
Belle & Sebastian Aren’t So Shy Anymore|James Joiner|January 7, 2015|DAILY BEAST

“You can imagine the sound of that gun on a Bronx street,” Chief of Detectives Robert Boyce says.
Shot Down During the NYPD Slowdown|Michael Daly|January 7, 2015|DAILY BEAST
He held it, but it was without pressure; without recognizance of the delight with which he once grasped it.
The Pastor's Fire-side Vol. 3 of 4|Jane Porter
Sol laughed out of his whiskers, with a big, loose-rolling sound, and sat on the porch without waiting to be asked.
The Bondboy|George W. (George Washington) Ogden
She was flushed and felt intoxicated with the sound of her own voice and the unaccustomed taste of candor.
The Awakening and Selected Short Stories|Kate Chopin
Bells were pealing and tolling in all directions, and the air was filled with the sound of distant shouts and cries.
Davy and The Goblin|Charles E. Carryl
Under the internal pressure his whiskers stood on end and his face grew red.
The Bondboy|George W. (George Washington) Ogden