Key changes in songs

A key change is often the climax in a song, and thus usually comes into play later on, after the listener has heard the chorus in its original key a few times. But where there are rules, there will always be rule breakers.

1. What is a key change in music?
2. Why are there key changes in songs?
3. How can you tell if a key has changed in a song?
4. How many key changes does a song have?

What is a key change in music?

The key change is an essential device in the pop canon. Play song, move chords and melody up a half step or so, continue in new key until otherwise noted. It's simple, really, and often effective, which is why it has been employed to the point of abuse. Here are the six best key changes in pop music.

Why are there key changes in songs?

Key changes can add a shot of energy to a song, and it can also help put a chorus in a key that's easier sung.

How can you tell if a key has changed in a song?

In general there are a couple of beats where chords are shared between the two keys. You can think of these chords as belonging to both keys and establishing the transition. Once you hit a new chord or tone that does not belong to the first key, at this point you are definitely in the new key.

How many key changes does a song have?

Key changes, also referred to as music modulation, create mood shifts which can often be quite dramatic, can sometimes be sneaky and subtle, but will almost always add an air of sophistication to your song. In any major key, there will be 11 possible key changes.