Final answer:
The documents required on board an aircraft prior to flight include the pilot's certificate, airworthiness certificate, aircraft registration, and operating manual.
Step-by-step explanation:
The documents that are required on board an aircraft prior to flight are:
- The pilot's certificate: This document proves that the pilot is qualified to operate the aircraft.
- Airworthiness certificate: This certificate confirms that the aircraft is safe to fly and meets all the necessary regulations and standards.
- Aircraft registration: This document provides information about the ownership and identification of the aircraft.
- Operating manual: This manual contains important procedures, checklists, and guidelines for operating the specific aircraft.