Key: G
Introduction:
C D G D Em
Our whole universe was in a hot dense state,
C D G D Em
Then nearly fourteen billion years ago expansion started. Wait...
C D
The Earth began to cool,
G D Em
The autotrophs began to drool,
C D
Neanderthals developed tools,
G D Em
We built a wall we built the pyramids,
C D G D Em
Math, science, history, unraveling the mysteries,
C D G
That all started with the big bang!