Performance and weight and balanceQuestion 673 of 934

During a flight, what is normally the only weight change?

  1. Fuel burn
  2. Oil use
  3. Passenger movement
  4. Loss of baggage
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Correct answer: Fuel burn

As fuel is used, the aircraft becomes lighter and its performance improves.

Source: Pilot's Handbook of Aeronautical Knowledge (FAA-H-8083-25C), Chapter 10: Weight and Balance — Effects of Weight — Weight Changes, page 246

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Questions last reviewed: 18 October 2026