Answer:
Angels and pilots earn these.
I start with āeā end with āeā. I have whole countries inside me. What am I?
What is it that after you take away the whole, some still remains?
Sometimes it's silver but also gold. Printed on paper it's a treasure to hold. What is it?
Something you carry while singing.
All about, but cannot be seen, Can be captured, cannot be held, No throat, but can be heard. Who am I?