Why do keys matter in music?

How does key affect music?

Each additional sharp in the key signature adds more brightness and sparkle to the sound, while each flat contributes softness, pensiveness and even melancholy. Also as a general rule, major keys sound happy, light, and regal; the minor keys are typically sad, dark and introspective.

What difference does the key make in music?

The "key" is one of the defining characteristics of a piece of music. It's the scale that its notes generally fall under, and the particular notes and chords that feel like "home" when they arrive.

Why is it important to know what key a song is in?

Finding the key of a song is an important way to better understand the music you play. A song's key can tell you a lot about how the song was written as well as what chords and notes you're likely to play in it.

Why are keys so important?

Keys are symbols of opening and closing. Locks and keys affect our lives in various ways. Sometimes a key means the difference between freedom and incarceration, or life and death. Keys also affect our lives in other ways; they give us security – we can lock our door and know that no one else has the key.