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What else can I help you with?
Why is a balloon able to rise?
The heliom inside the ballon is why a ballon able to rise.
What happens to a balloon on a hot day and what might happen if it gets to hot?
When air is heated, its volume increases. If you fill a balloon with comparably cold air and then let it touch hotter air, the air inside will expand and thereby increase the pressure on the balloon membrane. If this pressure gets too strong, the balloon might pop.
What gas is used for a hot airballoon?
I am fairly sure that hot air balloons use normal air. They rely more on the idea of bouyancy rather than using specal gases, such as helium. The hot air inside of the balloon is more bouyant than the cold air outside of the balloon. So that makes the balloon ascend till the temperature of the air inside of the balloon is equal to the temperature of the air outside of the balloon. Then as the air inside the balloon gets colder, the balloon starts to descend.
Why does a hot air balloon float?
Hot air is less dense than cool air, therefore hot air rises to the top of the balloon's envelope, which in turn forces the cooler air out of the bottom. Thus the balloon is filled with air that is less dense than the air outside, creating an upward force upon the balloon. With a balloon of sufficient mass, the balloon can carry the burner, a basket, people and ballast (sandbags). By allowing the air to escape from the top of the balloon, the balloon can gradually descend. If the descent is too rapid for the burner to compensate, ballast can be ejected to slow the descent more rapidly.it floats because the air is pushing it up
How do hot air balloons descend?
Hot air balloons descend by releasing hot air from the balloon envelope, causing it to cool down and become denser. This decrease in density causes the balloon to descend slowly until it reaches the ground. Pilots control the rate of descent by manipulating the amount of heat in the balloon.
Is a hot-air balloon buoyant?
Yes, hot air balloons are less dense and therefore buoyant ============================================ Hot air balloons are buoyant to the extent that the weight of the hot air in the balloon is lighter than the free air. When the difference is more than the weight of the balloon and its contents it will be buoyant and will ascend.
What is the buoyant force of a hot air balloon?
The buoyant force on a hot air balloon is equal to the weight of the air displaced by the balloon. When the air inside the balloon is heated, it becomes less dense than the surrounding air, causing the balloon to rise. The buoyant force allows the balloon to float in the air.
On a perfect fall day you are hovering at low altitude in a hot-air balloon accelerated neither upward nor downward The total weight of the balloon is 17500?
The buoyant force exerted by the air on the balloon must be equal to the weight of the balloon in order to maintain a constant altitude. This means that the buoyant force is 17500 N and it is balancing the weight of the balloon. If the buoyant force decreases for any reason, the balloon would start to descend.
Why would heating the gas in a hot air balloon make the balloon rise?
When the gas (air) in a hot air balloon is heated it becomes less dense. This makes the balloon more buoyant so it rises.Because heating the air inside the balloon makes it less dense than the air surrounding the outside of the balloon, so it will rise.
How does Archimedes principal work in hot air balloon?
Archimedes' principle states that the buoyant force on an object is equal to the weight of the fluid displaced by the object. In a hot air balloon, the heated air inside the balloon is less dense than the cooler air outside, creating a buoyant force that lifts the balloon. This principle allows the hot air balloon to float in the air by displacing enough air to lift its weight.
WHAT ARE THE TWO FORCES ACTING ON THE hot AIR BALLOON?
The two main forces acting on a hot air balloon are buoyant force, which lifts the balloon due to the density difference between the hot air inside the balloon and the cooler air outside, and gravity, which acts to pull the balloon downward.
Does the size of a balloon change the power of the pull?
yes it does
Why does pulling the cord have this effect hot air balloon?
Pulling the cord on a hot air balloon opens a valve that releases hot air from the balloon, causing it to sink. By releasing hot air, the balloon becomes less buoyant and starts descending. This allows the pilot to control the balloon's altitude and descend to the desired landing spot.
How is density related to the flight of a hot air balloon?
Density is inversely related to the flight of a hot air balloon. As the density of the air inside the balloon decreases, it becomes less dense than the surrounding air, causing the balloon to rise. This is because the buoyant force on the balloon is greater than its weight.
How a hot air balloon operate?
A hot air balloon works by heating the air inside the balloon to make it less dense and more buoyant than the surrounding air. This allows the balloon to float upwards. By controlling the temperature of the air inside the balloon, the pilot can control the altitude of the balloon. Steering is done by moving the balloon up or down to catch the wind currents that will take it in the desired direction.
What happen to a balloon on a hot day?
On a hot day, the air molecules inside the balloon will expand and increase in pressure. This causes the balloon to expand and potentially pop if the pressure becomes too great for the material to handle.
If you were to turn on the burner on in the hot air balloon what effect would it have on the air in the balloon?
Turning on the burner in a hot air balloon heats the air inside the balloon, reducing its density. This decrease in density causes the balloon to become lighter than the surrounding air, which helps it to rise. The heated air adds buoyancy, allowing the balloon to ascend.
