The study of how music works, seeking to identify structures and patterns in music.

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9answers
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What is a perfect fifth?

I have gone through many documents, but don't understand what a perfect fifth is. Can somebody please explain with an example? (An example is important!) I have already found these explanations, but ...
16
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9answers
1k views

Musical Aids to Memorize Intervals

As the tutor for my school's music department, I spend a lot of time helping students drill intervals. However, I only have a handful of songs to recommend recognition. P8 — Somewhere Over the ...
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5answers
28k views

How to know which scale a song uses?

I have a song in my mind, and I want to play it on the guitar. I know how scales are made (full and half steps), and I can recognize whether the next note is higher or lower in a song (not ...
7
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2answers
444 views

Accidentals in First Species Counterpoint

On page 39 of Alfred Mann's The Study of Counterpoint there is a passage concerning justification of using accidentals in first species counterpoint. Here is the passage: Aloys: [...]but why did ...
11
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5answers
658 views

Is a high A in the key of D flat still flat?

I'm learning a song in the key of D flat. I know that any middle A within the song is flat. However, is a high A (above the staff) still flat?
3
votes
1answer
429 views

What kind of chord progressions am I using?

I taught myself music theory mostly by playing with chord progressions and writing music based on what I like. (I've since learned music theory proper.) As a result, I prefer to use some chord ...
2
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1answer
963 views

Simple chord progression question

I am learning the piano online. I am trying to learn chord progressions. In this simple example the chord progression is supposed to be C F G C (I, IV, V, I). However, in the third part (G) the ...
46
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4answers
19k views

What are some chord substitutions for a I-IV-V blues progression?

I was watching a video of SRV and one of the things that really stood out was the fact that he seemed to have a different iteration of the I-IV-V turnaround - and made it look/sound effortless. Any ...
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4answers
4k views

What are the most common ways to “decorate” a melody?

Yes, I know, there are way too many possibilities and it depends on the style of the music... I would be happy with an incomplete list for beginners (like me). Here is what I have so far: ...
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6answers
9k views

What is the relationship between the melody line and the rhythm chords?

Let's say I've written a song with the chord progression I-IV-V in the key of A (just as an example). So, the chords I'm playing are A-D-E. When playing a lead over this rhythm, what notes do I need ...
15
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5answers
1k views

Guide-lines for creating a simple chord-progression?

I am working on a computer program that generates a simple melody, based on a simple chord progression of four chords taken from the 7 triads of the C Major scale. The program is also supposed to ...
11
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3answers
2k views

How does one start learning music theory?

I know some basic stuff like scales and how to construct chords, but I don't know much about the roles notes play in melody, what kinds of melodies there are, how to do chord progressions, and so on. ...
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5answers
10k views

Does it really make difference to play a song in a different key?

I hear sometimes players and composers say that this song won't sound good in F Major for example, and you should play it or write it in G Major (this was just an example). In other words, it seems ...
17
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4answers
5k views

Most common jazz theory method book

What is the most common text book for learning jazz music theory? I have a strong background in classical music theory and would like to supplement it. I particularly am looking for something for ...
16
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5answers
18k views

What is the difference between sharp note & flat note?

In guitar or generally in any musical instruments, what is the difference between sharp notes & flat notes? For example : Are A♯ & B♭ the same? And are C♯ & D♭ the same? Does that make ...
16
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2answers
9k views

What is a “Circle of Fourths” chord progression?

Are there any examples of songs that employ a Circle of Fourths that I might be able to practice along with? How does the progression tie in with different scales?
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8answers
1k views

Is there any way to improve composing?

Beside playing drums I'm toying with software to create music. The problem is when I need to advance further. I may have some good, let's say "riffs" (or pieces, or melodies, or ideas), and I'm pretty ...
12
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7answers
1k views

What gives a piece of music its personality and feeling?

What makes a piece of music sound angry, dark, sad, happy, or otherwise? "La Chute" by Yann Tiersen sounds so angry to me and "A Dark Knight" from "The Dark Knight" movie sounds so dark and ...
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4answers
7k views

What are the patterns of the minor scales

I understand that there are 3 types of minor scales Melodic Natural Harmonic But I always mix these up, and I don't know the patterns of them. I would like to know The basic pattern Some ...
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5answers
12k views

What is Voice Leading?

In both classical music and jazz, we often encounter the concept of voice leading. What is it?
12
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4answers
9k views

What makes a song a “rock” song?

Sometimes I'm not completely sure when a song is a "rock song" or when it is from another music genre or even a "something-rock" song. How do you recognize it? Is it some bass rhythm? Some chord ...
11
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2answers
45k views

What chords are used often in “Funk” - Why?

"Pass The Peas";"Le Freak"; "Get up and Jump";"Shake your Pants""The Crunge"....They all use very similar chords in a Funk setting - what are some Standard Funk Chords and why (from a Music Theory ...
14
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3answers
25k views

Classical music theory notation for chord inversions (figured bass)

In classical music harmony analysis, we see the chord inversions notated like I6/4, I6, V4/3. Examples: What are those numbers? How do they define the inversion? What's the theory behind using ...
14
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1answer
2k views

What is harmonic mixing / mix in key?

I'm currently learning how to become a DJ. One of the concepts that caught my attention was "harmonic mixing". I know some very basic music theory, and I'm having some trouble understanding it. What ...
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4answers
2k views

Difference between equal temperament and just intonation

I am learning Indian classical music and learned about just intonation and equal temperament. I want to know the difference between them. I know that Indian classical music uses just intonation and ...
25
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4answers
4k views

Physics behind why a bugle can play several notes, while a whistle only plays one note

A bugle and a whistle are essentially both tubes open at both ends. A bugle has no keys, yet you can play several notes on it. A whistle also has no keys, but it only plays a single note. Why is this? ...
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5answers
6k views

With sheet music, how do you determine whether the song is in the major key or the minor key?

For example, if the key signature on the left doesn't have any sharps or flats then it could theoretically be in either the C Major scale or the A Minor scale. How do you determine which one?
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5answers
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Are doubly augmented and doubly diminished intervals practical?

In music theory when naming intervals, a lowered diminished interval is a doubly diminished interval (dd) and a raised augmented interval is a doubly augmented interval (AA). One example is a C♯ ...
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3answers
3k views

Why are thirds used to construct chords?

I am (slowly) learning music theory on the guitar. I've begun learning about scales and chords, and it seems that all chords are built using some combination of thirds. For example, a minor triad is ...
15
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5answers
2k views

If between E and F is a halftone, why can F not be an E♯

A ♯ raises a note by a semitone or halftone. I'm confused. If E and F are a halftone apart, why can't F be E♯?
14
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1answer
326 views

Locrian Harmony

I like utilizing modes in my the pieces I write, but there is one mode I've never been able to fully grasp and utilize and that is the Locrian mode. The chords that naturally occur in the Locrian ...
11
votes
1answer
3k views

Different Simile Marks

In the pictures below, there are many measures with different simile marks. I know there are many different types of simile marks, varying number of lines, with or without dots, on barline or in the ...
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votes
4answers
10k views

How to use diminished scale over I IV V changes in blues

I want to spice up my solos over a Blues progression. I already can play a variety of scales but the Diminished scale is something I would like to add because of the particular sounds it creates. In ...
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5answers
3k views

Does the bass note in a “slash” chord really have an associated interval?

I have a question about "slash" chords. Look at the chord E/G: E G♯ B G 1 3 5 ? G is the minor 3rd interval (♭3) in the key of E. However, I would have thought by definition chords cannot ...
4
votes
1answer
324 views

How are keys in the circle of fifths related?

I know this seems like a basic question, and in the traditional sense, I actually know how their related. Though, whilst reading a book titled 'harmony for computer musicians', I've come across a ...
3
votes
2answers
380 views

Common patterns in music

When I asked my question on why do C7 chords contain a Bb and not a B, a user gave an example, how tonic chords transforms into a IV chord thru a dominant chord (C - C7 - F). I found this transition ...
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6answers
1k views

I need help understanding the concept of chord inversions.

This article from wikipedia, states: In the first inversion of a C major triad the bass is E—the 3rd of the triad—with the 5th and the root stacked above it (the root now shifted an octave ...
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10answers
2k views

What key could the progression Cm - G - Dm - Am be in?

I'm working on a song (my first ever actually) and I love the chord sequence: Cm - G - Dm - Am I started off working in C-Major, but borrowed Cm from the parallel minor key C-Minor. But really, in ...
10
votes
2answers
2k views

Different modes of pentatonic scale

Just as there are seven modes of the diatonic scale, I would expect five modes of the pentatonic scale. Have these been classified? Here they are, in the form of {semitone interval gaps} (Notes for ...
10
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3answers
20k views

How to find out the Major and Minor chords of a scale?

How do I know which notes of a scale may be a Major/Minor chord? Take this question as an example. The OP states that the C major scale contains the following chords: C, Dm, Em, F, G, Am, Bdim How ...
9
votes
1answer
200 views

Scales in modal versus tonal music

When tonal music replaced modal music, why were 6 of the 8 scales (modes) used in modal music abandoned in favor of only two, major and minor? Superficially this would look like a reduction in the ...
6
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2answers
363 views

Why Seven Principal Tones?

Why are there seven principal tones (A-G)? Just tradition? In the same vein, why are various sounds (of differing pitches) said to represent the same principal tone?
5
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4answers
385 views

What is theory of music about?

What kind of questions does theory of music try to answer? I wonder whether there are formal theories of music which define axioms and rules of inference. There must be plenty possible small ...
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4answers
1k views

Chord books and theory

I have some basic knowledge on chords but I was wondering what books on chords and theory were the best for expanding my musical knowledge? As in, intermediate to advanced level books ?
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4answers
4k views

Finding chords that sound like a single note

I cannot seem to find an algorithm to do this. Say I play an E (not a chord)... it sounds a certain way. If I make it into a chord an play an E Major chord it sounds completely different. What would ...
3
votes
2answers
32k views

On a guitar, what keys correspond to different capo postions?

I've long had this question. I know some music theory, but I can only get a vague idea as to the progression of keys when moving the capo down a guitar's neck. I'm fairly certain that the guitar is in ...
13
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9answers
5k views

Is Emajor the dominant chord in the key of A minor?

I read somewhere that Emajor is the dominant (V) chord in A minor. Is this correct? If so, why is it not Eminor, since the A minor scale has no sharps or flats in it?
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4answers
2k views

What are some interesting ways notes and chords are spelled in cultures outside of the U.S.?

I've heard that German musicians spell the seventh note of the C major scale with an "H" where an American musician would use a "B". And, for the fourth note of the F major scale, where an American ...
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4answers
891 views

What is a “D-10” Chord?

I found a Paul McCartney Song, "Maybe I'm Amazed" that showed a chord which still has me stumped: The name of the chord is D-10. Now, I understand that most chord names are 'even' (as opposed to ...
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7answers
2k views

Theory behind the change from a major chord to the same in minor

In many songs I hear the change from a major chord to the same, but minor. For example F A Bb Bbm. It sounds really nice to me and I'm wondering if there is a theory behind it. Is there a genre ...