After you arrive at the destination, an official checks your passport.
It's a passport control/customs and immigration/border protection.
An examination before passengers get on a plane to make sure they are not carrying anything dangerous
It's a security check
Where you board on the plane.
It's a gate.
The place at an airport where passengers collect their luggage after their flight
It's a baggage hall or baggage claim
A piece of paper that a passenger needs to board an airplane.
It's a boarding pass.
An official document that you need to enter of leave a country.
It's a passport.
The place where you park your car.
It's a parking lot.
The place where passengers wait.
It's a departure louge/area or boarding area.
The bags you carry.
It's baggage.
The place where you show your passport and get a boarding pass.
It's a check-in desk/counter.