#17 LEARN FREE MUSIC THEORY

Andrew Furmanczyk
16 Feb 201014:29
EducationalLearning
32 Likes 10 Comments

TLDRThis music theory video teaches intermediate intervals, building on previous lessons about basic intervals and scales. It explains the necessity of adding 'major' and 'minor' labels to intervals to indicate their precise relationship to the key signature. Rules are provided for identifying major and minor intervals based on scale degrees and semitones. Perfect intervals are also introduced, which have only one option and always occur naturally in a major key. Homework involves drawing different types of intervals using double sharps and flats to prepare for more advanced topics.

Takeaways
  • 😃Introduces the concept of intermediate intervals and why they are needed
  • 😄Explains difference between major and minor intervals
  • 🤔Minor intervals are one semitone smaller than major intervals
  • 😮Intervals must align with the major scale of the bottom note
  • 🧐Exceptions: some intervals can only be perfect, not major/minor
  • 😯Perfect intervals: 4ths, 5ths, 8ths
  • 😲Major/minor intervals: 2nds, 3rds, 6ths, 7ths
  • 🤓Use symbols like P4 for perfect 4th, +3 for major 3rd
  • 🥸Homework: draw 30 perfect intervals and 30 major/minor intervals
  • 😎Take care to not use double sharps/flats in intervals for homework
Q & A
  • What are intermediate intervals in music theory?

    -Intermediate intervals are the next step after basic intervals, focusing on the specific distances between notes in terms of semitones, and understanding their relationship within scales, especially major scales.

  • Why is it important to differentiate between types of thirds in music?

    -Differentiating between types of thirds, like major and minor, is crucial because they have different numbers of semitones between the notes, affecting their harmonic relationship and sound.

  • How do major and minor intervals differ?

    -Major intervals are one semitone larger than their minor counterparts. This difference affects the interval's sound and its role within a key signature.

  • What is the significance of knowing scales in relation to intervals?

    -Knowing scales is essential for identifying intervals correctly since intervals must align with the notes within a scale to determine if they are major, minor, or perfect.

  • How can you determine if an interval is major?

    -An interval is considered major if it falls within the major scale of the bottom note of the interval, aligning with the key signature of that note.

  • What example is given to explain a major third?

    -The script mentions F to A as an example of a major third, which is four semitones apart and aligns with the F major scale.

  • What are perfect intervals, and how do they differ from major and minor intervals?

    -Perfect intervals are neither major nor minor and include unisons, fourths, fifths, and octaves. They are defined as perfect because they fit perfectly within a major scale without needing to be adjusted to major or minor.

  • How are intervals related to postal addresses in the analogy provided?

    -Intervals are compared to postal addresses to illustrate the idea of precision and specificity; just as addresses become more specific from country to city to street, intervals become more specific from major/minor to the exact number of semitones.

  • What is the homework assignment mentioned in the script?

    -The homework assignment involves memorizing which intervals can be major or minor (seconds, thirds, sixths, sevenths, and optionally ninths) and which are perfect (unisons, fourths, fifths, and octaves), and drawing 60 examples of these intervals.

  • Why is it recommended to start practicing intervals with white keys?

    -Starting with white keys (natural notes like A, B, C, D, E, F, G) is recommended for beginners because it simplifies learning by avoiding the complexities of sharps and flats, making it easier to understand basic interval relationships.

Outlines
00:00
😀 Introduction to Intermediate Music Theory Intervals

The instructor introduces the topic of intermediate intervals in music theory. He explains the need to go beyond basic interval names like seconds and thirds, and start specifying major/minor to get more accurate with interval distance and relationship to the key signature. He advises reviewing previous lessons on scales, whole tones and semitones if needed.

05:00
😃 Rules for Major and Minor Intervals

The instructor explains the difference between major and minor intervals, with minor being one semitone smaller than major. He provides tips for identifying major/minor intervals based on which note appears in the major scale of the bottom note. He also warns about relying only on semitone counting, as notation like double sharps/flats can change the appearance while preserving the interval.

10:03
😉 Perfect, Major and Minor Interval Categories

The instructor categorizes intervals into perfect (4ths, 5ths, 8ths) and major/minor (2nds, 3rds, 6ths, 7ths). Perfect intervals have only one option, while major/minor can vary by a semitone. He notes the unique B to F exception for perfect 5ths, and previews use of double sharps/flats.

Mindmap
Keywords
💡Intervals
Intervals refer to the distance between two musical notes. The video explains that there are different types of intervals like major, minor, and perfect. Intervals are important for understanding music theory and how notes relate to each other.
💡Major scale
A major scale is a diatonic scale with a specific sequence of whole and half step intervals. Knowing major scales is important for identifying intervals and whether they are major, minor or perfect.
💡Semitones
A semitone is the smallest musical interval in Western music, represented on the piano by moving from one key to the adjacent key. Understanding semitones allows you to precisely measure intervals.
💡Major third
A major third is an interval encompassing four semitones. It appears as the third note in a major scale, so from C to E is a major third.
💡Minor third
A minor third interval spans three semitones. It's one semitone smaller than a major third, appearing as the third note in a minor scale.
💡Perfect interval
Perfect intervals like fourths, fifths and octaves appear in the major scale and are neither major nor minor. They have a stable, consonant sound.
💡Double sharps/flats
Double sharps (x) and double flats (bb) alter a note by two semitones up or down. So B double sharp is the same as C sharp.
💡Scale degrees
Notes in a scale are identified by scale degree numbers (1st, 2nd, 3rd etc). This allows you to understand intervals based on their place in a scale.
💡Interval quality
The quality of an interval (major, minor, perfect etc) depends on its size and place in the scale. Correctly identifying interval quality is key to understanding intervals.
💡Key signature
The key signature defines the scale and central note (key) of a piece of music. It shows which notes are sharpened or flattened. Understanding key helps in identifying intervals.
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Transcripts
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