AP Music Theory Flashcards: Soprano-Bass Counterpoint
Written by AP Content Team, Verified for 2026 AP Exams, Last updated: May 2026
Review key ideas with interactive flashcards. This set includes 10 cards to help you master important concepts.
When presented with a musical excerpt containing voice-leading mistakes, what skill are you applying?
You are applying the skill of error detection to identify and correct voice-leading procedures.
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When presented with a musical excerpt containing voice-leading mistakes, what skill are you applying?
You are applying the skill of error detection to identify and correct voice-leading procedures.
What melodic leaps are generally allowable in an 18th-century style bass line?
Allowable leaps in a bass line include thirds, perfect fourths and fifths, sixths, and octaves.
Which voice part in a two-part texture is more likely to move in a stepwise fashion?
The upper voices or parts, such as the soprano, tend toward more stepwise motion compared to the bass line.
What is a core compositional exercise for learning 18th-century soprano-bass counterpoint?
A core exercise is to compose a bass line that is added to a given soprano line, following the normative melodic procedures of the era.
What is voice leading?
Voice leading describes how individual voices move as a harmonic progression advances from one chord to the next, considering chord spelling, spacing, and doubling.
Beyond the movement of individual lines, what three elements must be considered for correct voice leading?
Proper voice leading must take into consideration correct chord spelling, spacing, and doubling.
Define 'contrary motion' as one of the four types of linear movement.
Contrary motion is one of the four ways linear movement can happen between two voices, along with parallel, similar, and oblique motion.
What are the four types of linear motion between two voices?
The four types of linear movement between two voices are parallel, similar, oblique, and contrary motion.
Name four distinct activities used to study and apply the procedures of 18th-century voice leading.
The four activities are score analysis, error detection, writing exercises, and contextual listening.
How does the melodic character of a bass line typically differ from upper voices in 18th-century music?
A bass line uses melodic leaps with greater frequency, while upper voices or parts tend toward more stepwise motion.