Save
Busy. Please wait.
Log in with Clever
or

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever
or

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know
Remaining cards (0)
Know
0:00
share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

PHYS 144 exam 2

QuestionAnswer
what are the three parts of the outer ear ? pinna, Auditory canal , and Tympanic membrane(ear drum)
What are the three parts of the middle ear ? malleus , incus, and stapes(stirrup)
What are the three parts of the inner ear ? cochlea,semi-circular canals(involved with balance), and auditory nerve
What function does the outer ear perform? sound gathering
What function does the middle ear perform? mechanical amplitude
What function does the inner ear perform ? signal detection and pre-processing
What does an ear do? transducer: converts pressure change into nerve impulses
What does a microphone do ? transducer that changes pressure variations into voltage variation.
Frequency constant: low frequency lower pitch and higher Sound Intensity Level
Frequency Constant: high frequency higher pitch and higher Sound Intensity Level
What is tempo? number of beats per minute
What is meter? basic grouping of notes in a measure : 4/4 2/4 6/8
What is rhythm? pattern of strong and weak beats
How many semi-tones are in western music octaves ? 12 semi-tones (chromatic scale)
How many notes are in a pentatonic scale? 5 notes
Perfect 4th and perfect 5th intervals are examples of ... Pythagorean temperament
What is the Fourier theorem ? any periodic wave form can be constructed from sine waves who's frequency form a harmonic series.
What is Ohm's Law timbre(tone color) insensitive to relative phase of sine waves making up complex wave form
What is vibrato ? frequency modulation (FM)
What is tremelo ? Amplitude modulation (AM)
What is the missing fundamental effect ? if a series of higher harmonies is established then the brain fills in the missing fundamental .
Created by: thanzali
Popular Physics sets

 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
Retries:
restart all cards