1.4 Major Key Signatures

• What is the purpose of key signatures in music notation?

  Indicate the key
• G Major has one sharp, F#.

  True
• The key signature of E Major includes the sharps F#, C#, G#, and D#
• What does a sharp (#) do to the pitch of a note?

  Raises it by a half step
• Arrange the sharps in the correct order as they appear in key signatures.

  1️⃣ F#

  2️⃣ C#

  3️⃣ G#

  4️⃣ D#

  5️⃣ A#

  6️⃣ E#

  7️⃣ B#
• Which major key has one sharp in its key signature?

  G Major
• What is the key signature for C major?

  None
• C major has no sharps or flats in its key signature.


  True
• A sharp sign (#) raises the pitch of a note by a half
• Match the symbol with its function:

  Sharp (#) ↔️ Raises pitch by a half step

  Flat (♭) ↔️ Lowers pitch by a half step
• Order the sharps in key signatures:

  1️⃣ F#

  2️⃣ C#

  3️⃣ G#

  4️⃣ D#

  5️⃣ A#

  6️⃣ E#

  7️⃣ B#
• Order the flats in key signatures:

  1️⃣ Bb

  2️⃣ Eb

  3️⃣ Ab

  4️⃣ Db

  5️⃣ Gb

  6️⃣ Cb

  7️⃣ Fb
• What is the order of sharps in major key signatures?

  F#, C#, G#, D#, A#, E#, B#
• What is the order of sharps in major key signatures?

  F#, C#, G#, D#, A#, E#, B#
• The order of sharps in major key signatures is F-C-G-D-A-E-B.


  True
• The key signature with one sharp (F#) indicates the major key of G
• Which major key has three sharps in its key signature?

  A Major
• The key signature with five sharps (F#, C#, G#, D#, A#) indicates the major key of B Major.


  True
• Match the number of sharps with the corresponding major key:

  1 sharp ↔️ G Major

  2 sharps ↔️ D Major

  3 sharps ↔️ A Major

  4 sharps ↔️ E Major
• The order of sharps in major key signatures is F-C-G-D-A-E-B.

  True
• To construct a major scale from a key signature, you must identify the order of sharps or flats
• The order of sharps is F-C-G-D-A-E-B
• What is the sequence of notes in the D major scale?

  D-E-F#-G-A-B-C#-D
• The order of flats is B-E-A-D-G-C-F
• What is the sequence of notes in the Bb major scale?

  Bb-C-D-Eb-F-G-A-Bb
• Which sharp is present in the key signature of G major?

  F#
• The key signature of Eb major has three flats: Bb, Eb, and Ab
• A sharp (#) raises the pitch of a note by a half step.
• What is the order of sharps in the key signature of A major?

  F#, C#, G#
• The order of sharps in major key signatures is F-C-G-D-A-E-B


  True
• The major key signature with no sharps or flats is C
• The order of flats in major key signatures is B-E-A-D-G-C-F
• The major key signature with 1 flat (Bb) is F
• The order of sharps in music theory is F-C-G-D-A-E-B
• How many flats are in the key signature of Bb Major?

  Two
• Db Major has five flats in its key signature.


  True
• A flat (♭) lowers the pitch of a note by a half step.


  True
• The key signature with two sharps, F# and C#, indicates that the key is D Major
• Match the major key with its sharps or flats:

  G Major ↔️ F#

  F Major ↔️ Bb

  D Major ↔️ F#, C#

  Bb Major ↔️ Bb, Eb
• The order of sharps in key signatures is F-C-G-D-A-E-B and the order of flats is B-E-A-D-G-C-F.F