Ch 7: AP Music Theory: Intervals, Triads & Seventh Chords

About This Chapter

This collection of music theory lessons covers intervals, triads and seventh chords. You can use these lessons to help you prepare for chord and interval questions on the AP Music Theory test.

AP Music Theory: Intervals, Triads & Seventh Chords - Chapter Summary

These music theory lessons help you prepare for the AP Music Theory exam by reviewing music theory concepts related to intervals, triads and seventh chords. By studying these music theory lessons, you'll be prepared to answer chord-related questions on the exam about:

  • Differentiating between simple and compound intervals
  • Identifying prime, whole tone, semitone and tritone intervals
  • Tracing the history of the flatted fifth interval
  • Recognizing perfect, major, minor, diminished and augmented intervals
  • Defining triads in music
  • Understanding seventh chords
  • Explaining chord inversions for triads and seventh chords

Our instructors show you the theoretical definitions of these chord and interval concepts and show you their practical applications in music. Understanding the basics of chord construction and their inversions will make it easier to identify specific chord types on the exam. When you think you understand all the interval and chord-related concepts covered in these lessons, use the multiple-choice quizzes and chapter exam to get an idea of how you could perform on test day.

7 Lessons in Chapter 7: AP Music Theory: Intervals, Triads & Seventh Chords
Test your knowledge with a 30-question chapter practice test
Simple vs. Compound Intervals: Definition & Concept

1. Simple vs. Compound Intervals: Definition & Concept

In music theory, intervals are a big deal. In this lesson, we're going to examine two of the main kinds of intervals, see how they're related, and examine the impact of each on music.

Main Intervals: Prime, Whole Tone, Semitone & Tritone

2. Main Intervals: Prime, Whole Tone, Semitone & Tritone

The relationship between the various notes in music matters. In this lesson, we are going to check out the concept of intervals, and look at some of the basic degrees of intervals in music.

The Flatted Fifth: History, Music & Songs

3. The Flatted Fifth: History, Music & Songs

Music is full of tricks to create certain feelings or emotions. Today, we'll look at one of the most powerful intervals, the flattened fifth, and see how it has been used throughout history.

Intervals: Perfect, Major, Minor, Diminished & Augmented

4. Intervals: Perfect, Major, Minor, Diminished & Augmented

Between two notes, there are a world of possibilities. Or, at least twelve. In this lesson, we'll examine intervals and see how the relationship between pitches can impact the sounds you hear.

What are Triads in Music? - Definition & Examples

5. What are Triads in Music? - Definition & Examples

In music, a triad is a chord of three notes played simultaneously. Triads come in different varieties such as major, minor, augmented, and diminished. In this lesson, we will learn about triads in every form.

What are Seventh Chords? - Definition & Examples

6. What are Seventh Chords? - Definition & Examples

Composing music can be lots of fun, but you need to understand your chords to get it just right. In this lesson, we'll look at seventh chords, talk about how to make them, and see how to use them.

Chord Inversions: Triads & Seventh Chords

7. Chord Inversions: Triads & Seventh Chords

Chords are the foundation of any composition, so it's important to know how to build them. In this lesson, we'll look at inverted chords and see how a composition is affected when chords are inverted.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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