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helium is lighter that air so rises above the air. similar to oil rising above water.

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Why does a helium balloon rise in air while ordinary balloon filled with air does not?

A helium balloon rises into the air because the density of the helium is lesser than the density of the air, therefore, the balloon rises, trying to reach above the air. Helium is lighter than air, or to be more precise, less dense. Helium gas weighs less than our atmospheric air so it floats. Same goes for hydrogen and a few other pure gases


What happens when a helium-filled balloon is released and rises into the atmosphere?

As the helium-filled balloon rises into the atmosphere, the surrounding air pressure decreases while the pressure inside the balloon remains the same. This causes the helium inside the balloon to expand, making the balloon increase in size. Eventually, the balloon will reach a point where the difference in pressure between the inside and outside of the balloon will be equal, and it will float at that altitude.


Why does a balloon filled with helium rise with a balloon filled with an equal volume of average atmospheric air does not?

Helium is less dense than air, so a balloon filled with helium is lighter than the same volume of air. This buoyancy force allows the helium-filled balloon to rise. On the other hand, a balloon filled with air has the same density as the surrounding air, so there is no buoyant force to make it rise.


Why does a balloon filled with not air rises?

A balloon filled with a gas less dense than the surrounding air, such as helium or hydrogen, rises because of the principle of buoyancy. The lighter gas inside the balloon creates an upward force that is greater than the weight of the balloon itself, causing it to float upwards.


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.

Related Questions

As a helium filled balloon rises in the air it becomes?

Larger (the air pressure is dropping as it rises).


Why does a helium balloon rise in air while ordinary balloon filled with air does not?

A helium balloon rises into the air because the density of the helium is lesser than the density of the air, therefore, the balloon rises, trying to reach above the air. Helium is lighter than air, or to be more precise, less dense. Helium gas weighs less than our atmospheric air so it floats. Same goes for hydrogen and a few other pure gases


Why does a helium filled balloon rise in relation to its density?

I'm not sure I understand the question but here goes: Helium is lighter [less dense] than air, so a helium filled balloon rises because it floats up on the more dense air.


How does helium make a balloon rise when air doesn'?

Helium is lighter than air. So helium balloon rises in air.


What happens when a helium-filled balloon is released and rises into the atmosphere?

As the helium-filled balloon rises into the atmosphere, the surrounding air pressure decreases while the pressure inside the balloon remains the same. This causes the helium inside the balloon to expand, making the balloon increase in size. Eventually, the balloon will reach a point where the difference in pressure between the inside and outside of the balloon will be equal, and it will float at that altitude.


Why does a balloon filled with helium rise with a balloon filled with an equal volume of average atmospheric air does not?

Helium is less dense than air, so a balloon filled with helium is lighter than the same volume of air. This buoyancy force allows the helium-filled balloon to rise. On the other hand, a balloon filled with air has the same density as the surrounding air, so there is no buoyant force to make it rise.


Why does a balloon filled with not air rises?

A balloon filled with a gas less dense than the surrounding air, such as helium or hydrogen, rises because of the principle of buoyancy. The lighter gas inside the balloon creates an upward force that is greater than the weight of the balloon itself, causing it to float upwards.


Is a helium balloon heavier than air filled balloon?

No. Helium is lighter than air


What happen when a balloon is filled with helium?

When a balloon is filled with helium, it becomes buoyant because helium is lighter than the surrounding air. This causes the balloon to rise and float. The helium gas inside the balloon also increases the pressure, which helps the balloon maintain its shape and stay inflated.


Why is that a big balloon filled with the helium floats?

Helium is lighter than air. hence helium balloon will float in air.


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.


Are helium balloons more dense than air baloons?

No. At the same pressure, a helium filled balloon will be less dense than an air-filled balloon.