Answer:
I am the first you ever saw, what greets you every morning and what goes out in the end.
Barren location, infertile and dry; my name means "to leave", it's not heard to see why
Every country has one, though we are not the same. Waving to our citizens, throughout the wind and rain. What is it?
Ch side by side, you are inside.
If someone calls you this, it might be time to consider hot wax
What did the piece of wood say when he saw the screwdriver and screws approaching?