What is Power Chords?
1.
a major chord contains the 1, 3rd, and 5th notes in the major scales. a power chord omits the 3rd, and inludes only the fifth. powerchords often include the 8th, which is really just the 1st, an octave higher.
G5 Powerchord
e|-
b|-
g|-
d|-
a|5
e|3
G5 with the octave
e|-
b|-
g|-
d|5
a|5
e|3
See