Answer:
What has a bell but isn't a church. Is full of air but is not a balloon?
What is pronounced like one letter, written with three letters. And belongs to all animals?
Being able to interpret the letters on this screen proves that you have this quality.
Each of these ends in a kettle full of precious metal and the double variety is quite awesome
What wears a coat in the winter and pants in the summer?
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.