What is a balloon aircraft?
Q: What is a balloon aircraft?
A: A balloon aircraft is a kind of aircraft that stays in the sky by floating.
Q: Why do people fly in balloons?
A: People fly in balloons mostly for fun.
Q: How is a balloon different from an airship?
A: An airship is a floating aircraft that has an engine and can change its direction of movement, while a balloon has no engine and has no way to change its direction of movement.
Q: How does a balloon travel?
A: A balloon travels by moving with the wind.
Q: What is the bottom of a balloon called?
A: The bottom of a balloon is called the "basket" where people can sit or stand.
Q: What is the top of a balloon called?
A: The top of a balloon is a big cloth bag called the "envelope".
Q: What is the function of the envelope of a balloon?
A: The envelope of a balloon acts as the top of the balloon and holds the gas that keeps the balloon afloat in the air.
