Answer:
I can be written, I can be spoken, I can be exposed, I can be broken.
I'm flat. You use me everyday. You need me to live. But you give me away everyday. I'm coloured and I have a founding father on me. What am I?
What is round as a dishpan, deep as a tub, and still the oceans couldn't fill it up?
Only two backbones and thousands of ribs.
I am a span of time you can always see through I am also the timepiece with the most pieces. What am I?
What language does a billboard speak?