Hot Air Balloon — Questions and answers
Read the full story
How did people mostly travel on land before hot air balloons were invented?
Choices
- A. By flying on birds
- B. Using animal power or walking ✓
- C. By sailing across flat land
- D. With magical transportation
Answer: B. Using animal power or walking
From page 2
What inspired Joseph-Michel Montgolfier to think about flight?
Choices
- A. Watching birds fly in the sky
- B. Seeing a kite caught in the wind
- C. Noticing heated air making laundry rise over a fire ✓
- D. Reading a book about hot air
Answer: C. Noticing heated air making laundry rise over a fire
From page 3
What important thing did the Montgolfier brothers learn about heated air?
Choices
- A. It was a new kind of magical gas
- B. It became heavier than cool air
- C. It was lighter than cooler air and naturally went up ✓
- D. It always stayed on the ground
Answer: C. It was lighter than cooler air and naturally went up
From page 5
How does a hot air balloon get off the ground and fly up?
Choices
- A. People inside push it up
- B. The burner underneath pulls it up
- C. The heated air inside is lighter and rises, pushing it up ✓
- D. A strong wind carries it into the sky
Answer: C. The heated air inside is lighter and rises, pushing it up
From page 6
Who was the first person to fly freely in a hot air balloon without being tied down?
Choices
- A. A sheep, a duck, and a rooster
- B. Pilâtre de Rozier ✓
- C. The Marquis d'Arlandes
- D. Joseph-Michel Montgolfier
Answer: B. Pilâtre de Rozier
From page 8
Besides entertaining crowds, what was another important use for early hot air balloons?
Choices
- A. To carry heavy loads of cargo over long distances
- B. To explore the deep parts of the ocean
- C. To help with scientific studies like weather observations ✓
- D. To build homes high in the sky
Answer: C. To help with scientific studies like weather observations
From page 9
What is one way modern hot air balloons are used today?
Choices
- A. As the main way to deliver packages worldwide
- B. For digging tunnels deep underground
- C. For scientific research in the upper atmosphere ✓
- D. To build tall buildings faster
Answer: C. For scientific research in the upper atmosphere
From page 10