the escaping air is going to fall but the moving ballon it can flow in air and it goes somewer if the wind is strong
Yes, it can be moving...For example suppose that a bird flies by a hot-air balloon. Anyne in the balloon will see that the bird is changing position in relation to the moving balloon.
The balloon shrinks because the molecules are moving slower
What are the " these " that you are asking about?
Gravity is pulling everything down. The hot air in the balloon is less dense than the surrounding air, so the air forces it up through what is called buoyancy. Any air movement will shove the balloon in the direction that air is moving. The balloon will be carried along 'cause there's nothing to stop the air from doing that. Just think about what is happening and it will lock in. Gravity, the wind (moving air) and the conversion of chemical energy in fuel into thermal energy to heat the air in the balloon and give it lift through buoyancy. Simple and easy physics.
The moving object is slowing down.
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.
Yes, it can be moving...For example suppose that a bird flies by a hot-air balloon. Anyne in the balloon will see that the bird is changing position in relation to the moving balloon.
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"
To conserve momentum. Momentum before = momentum after.Dunno get your aerolas out and swing them about , since the balloon is not initially moving (when you hold the opening shut), the momentum before is mv, v = 0 so m(0) = 0 kgm/s. After you let go of it, the air pressure escapes backwards and pushes the balloon in the opposite direction,oh my god i.e. in the forward direction (Newton's 3rd law - reaction pairs). This mean that the air escaping has negative momentum and the balloon moving forward has positive momentum
The balloon shrinks because the molecules are moving slower
The individual molecules will be moving faster at 100 °C, than at 0°C. The molecules would also be further apart (ie. they would occupy a larger volume).
sun?
If there's a fan in the room or the air is moving, the balloon will move with it.
A force or acceleration
Balloon on string would dangling and moving from the wind, it doesn't move on its' own.
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Bidirectionality is the condition of being bidirectional - moving or capable of moving in two different directions, or operating or functioning in two directions, usually opposite one another.