How many sharps or flats are in G major?

1: F♯. They are written in that order at the start of every line of music.

What are the chords in G major?

G (I), Am (ii), Bm (iii), C (IV), D (V), Em (vi) and F♯dim (vii°).

E minor. It uses exactly the same notes and the same key signature, but treats E as home.

D, the V chord. It creates the strongest pull back to G.

Key

The key of G major has 1 sharp: F♯. Its scale is G, A, B, C, D, E and F♯.

Key signature

Start on G and tap each note of the G major scale going up.

0 of 7 notes

Stack every other note of the scale on each step and you get these chords. I, IV and V carry most songs: I is home, IV moves away, V pulls back home.