Music - Section 1 Flashcards
Deals with the basis of music theory.
What is the broadest definition of music?
sound organized in time
What is the term for the process where composition and performance happen simultaneously?
improvisation
How is sound described in the abstract?
as a wave of energy
What are the two kinds of musical sounds?
pitched and non-pitched
Which type of instruments provide most of the non-pitched sounds in music?
percussion
What does a pure sine wave at 440 Hz sound like?
the A above middle C
What are the four categories of instruments created by Curt Sachs and Erich Von Hornbostel?
chordophones, aerophones, membranophones, and idiophones
What fifth category was later added to Sachs and Hornbostel’s original instrument categories?
electrophones
What are the five “families” of instruments
string, brass, woodwind, percussion, and keyboard
How is a theremin played?
The performer regulates frequency with one hand and amplitude with the other via distributing the electrical fields surrounding a pair of protruding bars
What four properties does a single isolated sound have?
pitch, duration, volume, and timbre
When musicians refer to pitch, how many tones are they referring to?
one
What is the term for the distance between two pitches
an interval
What is the highness or lowness of a sound called?
pitch
What is the musical term for the distance between the A and the next highest A
an octave
By what factor does pitch increase if you double its Hz?
Twice
What is a semitone?
the distance between any two adjacent keys on a keyboard
What is a whole step?
the distance between every other key on a keyboard, regardless of color
What do sharps and flats mean?
To raise or lower, respectively, any given pitch by a half step/semitone
Where does the term ‘clef’ come from?
From the French word for ‘key’
What is another name for the bass clef?
the F-clef
What is indicated by the treble clef?
That the second line from the bottom fo the staff is the pitch “G”
What is another name for the treble clef?
the G-clef
What is indicated by the bass clef?
That the fourth line from the bottom of the staff is the pitch “F”