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What property causes a hot air balloon to rise?
heat
Why does a hot air balloon rise when the air inside it is heated?
Heating causes the air inside the balloon to expand. Some of the warm air leaves through the bottom opening of the balloon, keeping the pressure constant.
What causes a hot air balloon to rise?
Fire contacting with the air inside the balloon. The heated air within the balloon is less dense than the ambient air surrounding it, therefore for the given volume it is lighter and so rises.
Why do we use warm air in a hot air balloons?
This is because of convection. Hot air rises and cool air falls which causes the balloon to rise.
Why the hot air balloon needs hot air to make it rise?
Hot air balloons use hot air because hot air rises above cold air. The air inside the balloon is heated above the temperature of the air outside the balloon. The warmer air trapped inside the balloon then causes the balloon to float above the outside colder air.
What property causes a hot air balloon to rise?
heat
What kind of heat transfer causes a hot air balloon to rise?
Convection.
Why does a balloon not explode with air?
it does
Why do hot air balloons travel upward?
The heated air causes the whole balloon to rise. When the air inside the balloon cools down, or when the hot air is let out, the balloon goes down.
Why are hot air balloons able to rise into the air?
The hot air from the burner rises since it has little density, and then is caught in the balloon, which causes it to rise.
What makes the balloon rises?
Helium gas in the balloon causes it to rise as it is much less dense than the surrounding air which has heavier molecules such as Oxygen, Nitrogen, Carbon Dioxide, etc.
Why does a hot air balloon rise when the air inside it is heated?
Heating causes the air inside the balloon to expand. Some of the warm air leaves through the bottom opening of the balloon, keeping the pressure constant.
What force brings a hot air balloon to earth after the hot air is let out?
Erm.. no.. i believe its Buoyancy... this force causes u the hot air balloon to rise.. not Gravity..
Volume and pressure are held constant why does the hot air balloon rise and fall?
Although volume and pressure are held constant, some of the gas escapes from the bottom of the balloon, thus decreasing the mass of the gas in the balloon. If mass is decreased, then density is also decreased because density=mass/volume. Such a decrease in density of the balloon causes it rise.
Why do balloons rise in the air?
A balloon rises in the air only if the balloon has a lower mass than an equal volume of the air surrounding it.That might be the case if the balloon were filled with a light gas such as helium, for example. The balloon rises because the pressure of the air around it pushes it up in the same way that water causes an air bubble to rise.
What causes a hot air balloon to rise?
Fire contacting with the air inside the balloon. The heated air within the balloon is less dense than the ambient air surrounding it, therefore for the given volume it is lighter and so rises.
Does souffle explode when cooked?
No, they rise like a cake,.
