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The pressure of the air inside it. The higher the balloon rises, the lower the outside air-pressure. With less pressure outside, the balloon expands because of the pressure of the air inside it. Eventually, the balloon bursts, and scientists recover the instruments when they fall to earth.

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How long can a weather balloon stay in the air before it descends back to the ground?

A weather balloon can stay in the air for several hours to a few days before descending back to the ground. The exact duration depends on factors such as the size of the balloon, the altitude it reaches, and weather conditions.


Does hot temperature change a balloon size?

It increases its size in two ways: # The interior gas pushes outward harder as it warms, and # The rubber of the balloon gets softer, easier to stretch, and its surface area (and hence its contained volume) increases a bit also.


What happens to a balloon kept in a very warm greenhouse?

The warm temperature inside the greenhouse can cause the air molecules inside the balloon to expand, increasing the pressure inside. This can lead to the balloon either expanding in size or potentially bursting.


How many atoms are in a balloon?

The number of atoms in a balloon would depend on the size of the balloon and the gas inside it. However, a typical sized balloon filled with helium might contain around 1x10^22 atoms.


Why does a balloon get smaller in cold weather?

The simple answer is because the pressure remains the same. When pressure remains constant, the change in volume will be directly proportional to the change in temperature. The air molecules release energy as they travel around inside the balloon. What we call pressure is technically the force of the air molecules colliding with the inside of the balloon and each other. The kinetic energy is related to the speed of the molecules. The faster the molecules are moving, the greater the kinetic energy. The greater the kinetic energy, the greater the pressure in the inside of the balloon. The outside air is doing the same thing to outside of the balloon. Therefore, the pressure pushing out is equal to the pressure pushing in. Temperature decreases because the molecules inside the balloon are releasing their energy in the form of heat as they interact with each other. In fact, they heat energy passes through the balloon and is absorbed by the air on the outside. Over time, more energy is released, and the temperature drops. The volume of the balloon decreases in order to maintain a constant pressure. As the surface area decreases, the total pressure pushing in also decreases so that it always equals the pressure pushing out.

Related Questions

Does a Weather balloon change size?

Yes, a weather balloon expands as it rises through the atmosphere due to the decreasing air pressure. Once it reaches a certain altitude, the balloon will have expanded as much as it can and eventually burst.


Why does a partially inflated weather balloon expand as it rises?

As the weather balloon rises in altitude, the air pressure around it decreases while the pressure inside the balloon remains relatively constant. This pressure difference causes the gas inside the balloon to expand, increasing its volume and size.


What happens to the volume or size of a balloon as it rises in the air?

As a balloon rises in the air, the volume or size of the balloon increases. This is because the atmospheric pressure decreases as the balloon gains altitude, causing the air inside the balloon to expand and the balloon to inflate.


Did the balloon changed size?

No, the balloon did not change size.


Does cold weather affect maximum balloon inflation size?

yes


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.


A weather balloon is brought to the ground sea level from an altitude of 4km when it reaches the ground the balloon is its original size?

The question is not clear but i think it will be the same original size as it was initially.


Why does the shape and size of a balloon change when filled with air or water?

The shape and size of a balloon change when filled with air or water because the molecules of the substance fill the balloon and exert pressure on its walls. This pressure causes the balloon to expand and take on the shape of its contents. The volume of the balloon increases as more air or water is added, changing its size accordingly.


How long can a weather balloon stay in the air before it descends back to the ground?

A weather balloon can stay in the air for several hours to a few days before descending back to the ground. The exact duration depends on factors such as the size of the balloon, the altitude it reaches, and weather conditions.


Why does the air change the shape and size of the balloon?

Because the air is coming inside the balloon.


When the temperature rises how does the number and size of the bubbles change?

sfgytd


What happens to the shape of a helium balloon as it rises?

As the balloon rises, the air pressure outside will decrease, and the balloon skin will deform till the pressure on both sides of the skin is the same. Thus your balloon will inflate in shape, towards the spherical, which is the limiting shape for a simple balloon.