hot air rises up
They move with the wind
A balloon is an object that hovers and move with the wind.
force
If the balloon is exhausting air, then it will move in a direction opposite to the exhaust gas.
The pilot of a hot air balloon uses the burners to move in different directions. Some of the air is moving east, while some of the air is moving west. The pilot of the balloon will either deflate or inflate the balloon to catch the wind in a particular direction.
The air in the balloon will cool , and the balloon will start to decend.
Wind often moves in different directions at different heights. By altering your height, you can move into an air-current moving in the direction you wish to go. Also, "Steering, what steering? This is a hot-air balloon o.O"
"wind"
The weatherman sent a trial balloon into the air. The director of the hot air balloon event send a trial balloon into the air to test the wind direction.
By using a heat burner, hte balloon pilot makes the air in the balloon lighter than normal air. Then the balloon moves upward and moves with the wind.
Wind.
Wind