Hot Air Balloon Quiz

What is an aeronaut?

• a pilot of an airplane

• a pilot of a hot air balloon

• a traveler on a road

• an engineer of a train

What gas is most commonly used to heat the air inside a hot air balloon?

• Oxygen

• Hydrogen

• Propane

• Nitrogen

What is the main reason hot air rises in a hot air balloon?

• Hot air is more magnetic

• Hot air is less dense than cooler air

• Hot air is wetter than cool air

• Hot air is heavier than cool air

What part of the hot air balloon is responsible for heating the air?

• The envelope

• The basket

• The burner

• The vents

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What is the purpose of the envelope in a hot air balloon?

• To keep the balloon anchored to the ground

• To store fuel

• To contain the hot air

• To navigate the balloon

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How can a pilot control the altitude of a hot air balloon?

• By changing the direction of the wind

• By adjusting the amount of hot air in the envelope

• By flapping the envelope

• By adding more weight to the basket

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What is an aeronautical engineer?

• an individual that makes home heating systems

• an individual that makes aircrafts systems

• an individual that makes train systems

• an individual that makes computer systems

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What happens to gases at different temperatures?

• they make the gases disappear

• they multiply in numbers

• they decrease in numbers

• they move at different rates

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What happens to the air inside the balloon when the air is heated by the burner?

• It becomes more dense

• It condenses

• It moves around more

• It freezes

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What are some concerns in hot air balloon travel?

• collisions

• all answers apply

• bad weather

• pilot inexperience