Did u know Hot-air balloon r large flying machines that lift people off the ground and as the envelope fills with hot air.It begins to rise until it is up right. When the pilot and passengers r in the basket, the Hot-air balloons don't take up much space until they r blown up.
Why did they invent hot-air balloon?
How far do they travel?
How do they paint hot air balloons?
How large r the hot-air balloons?
That to come down u to let the hot-air balloon cool down
Hot-air balloon can fly because the balloon is lighter than the cold air
No comments:
Post a Comment