Why does a crisp packet expand on a plane




















For a common consumer — unless it is specifically mentioned on the pouch itself — it is very difficult to tell if a particular bag of food will burst during a flight. A way to know this is to contact either the pouch manufacturer, or the product vendor. They may be able to tell if their food pouches are flight capable. Many small manufacturers never bother to test their food pouches in a flight because it is an expensive test.

So in many cases, even the manufacturers may not know. It is this uncertainty surrounding packages which lets many airports and airlines in the United States ban carrying food packages on planes. The pressure, in turn, decreased. Causing the bag to blow up to its fullest capacity. In terms of Boyle's Law, the bad of chips got bigger because there was less pressure and more volume. Since there was more volume, the bag was puffy and filled with air.

When there is less air pressure, the bag expands. When there is more air pressure, the bag shrinks. The bag expanded because there was less pressure up in the air, so that means there is more volume Boyle's Law. When pressure decreases, volume increases and vice versa. There was more pressure in the bag than in the air surrounding it.

To adjust to the change, the air inside expanded. As the air pressure decreases, the volume of the Cheetos bag increases. With less air the more volume there is making it expand.

The air pressure outside of the bag decreased so there was more pressure inside the bag than out. Alexandra W. In terms of Boyle's law, there was less air pressure on the plane, so the bag expanded. Then, when you opened the bag, all the pressure was let out and the bag went back to a normal size. I thought this lab was very cooland i want to try this next time i go on a plane. The air preasure decreased so the air particals in the bag spread out and tryed to escape the bag.

There was less air up in the sky so the Cheetos bag got bigger. I bought a lays chips bag on to a plane and nothing happen. Since there was less pressure around the bag of Cheetos, the bag of Cheetos expanded. When the bag of Cheetos was openned, the pressure inside to bag was released. Boyle's law states that as the volume of gas changes so does the pressure.

Since you were at a high altitude there was less pressure, the volume inside the bag increased causing it to puff up. I think hit has to due with the elevation. As the elevation increased, the air molecules in the bag expanded since the volume expanded due to the decrease in pressure. In terms of Boyle's Law, inside of the bag the volume increased due to the decrease in air pressure.

This is why the bag was big, and not normal size. Paulina A In terms of Boyle's Law the bag expanded because there is less preasure in the air. When you opened the bag it went back to it's normal size.

In terms of Boyle's law since the amount of pressure decreased the volume of the Cheeto bag's volume increased. This caused the Cheeto bag to get so big and blown up with air. Since there was less air pressure on the plane then on the ground the bag was able to expand. It is also like the balloon example from class. I did this once on a plane and it worked. In terms of Boyle's Law, the cheetos bag air pressure decreased while the volume increased. From the volume being so high, the bag was very puffy and big.

When you went up higher in the plane, there was less air pressure. Boyles law says when there is less pressure there is a high volume.

Since there was less pressure on the bag the volume of the bag expanded. The higher the plane got, the less air molecules were around, and the air pressure decreased. In accordance with Boyle's law, when the pressure on the bag of chips decreased, the volume of the bag increased.

This caused it to inflate. Because of the great altitude you were at, the air pressure in the cabin decreased and gave the air inside the bag more room to expand in volume and equalize with the air in the cabin. This would explain why a bag of chips puffs up on a plane.

While on the plane the cheetos bag got bigger. It got bigger because of Boyle's law. As the bag increased volume the air pressure decreased. The cheetos got bigger because of there being less air pressure. Since there was less air pressure the cheetos got bigger.

What happened to the bag of Cheetos in terms of Boyle's law is the air pressure decreased as the plane went into the air, which then led the bag to increase its volume. The bag of chips expanded as the pressure decreased Boyle's Law. As pressure decreases the volume increases and vice versa. Boyle's law states that as the volume of a gas changes, so does the pressure. So, because the volume increased in the bag, the pressure decreased which made the bag get really big and difficult to open.

The volume in the bag increased as the plane got higher. The pressure decreased. Boyle's law states that when volume increases pressure decreases. As a result, the cheetos bag expanded.

Create a free Team What is Teams? Learn more. Why did my bag of chips expanded in airplane and didn't get back to normal after landing? Ask Question.

Asked 6 years ago. Active 4 years, 1 month ago. Viewed 5k times. Any explanation for my bag of chips?! Improve this question. AccidentalFourierTransform Thomas Thomas 1 1 silver badge 8 8 bronze badges. Add a comment. Air pressure. A bag of chips will puff up when it is taken to mammoth because the bag has a pressure of 1 ATM usually when packaged, but when it gets to a higher altitude, the pressure of the air around it is less than inside the bag thus causing an increase in volume.

The bag of chips will weigh the same amount as before because crushing them up does not involve adding or removing any of the chips. Bags of chips crisps can expand in an airplane. A bag of chips on the ground doesn't appear to be inflated because the outside air pressure is high.

As the elevation increases like in an airplane the outside air pressure decreases, which means that there is also less pressure in the bag. As the pressure decreases in the bag, the gas inside wants to take up more room and it expands similar to what happens when the pressure is released from a can of soda. However, the cabins of most airplanes are pressurized, so you would not be able to see any expansion.

The pressure increases. I actually did this last summer. We were traveling from sea level to the mountains in North Carolina. I had a bag of potato chips in the car. When we left the beach sea level the bag was a little puffy. When we looked at the bag at the top of Mount Mitchell it was swollen up so tight as if you had put an air hose in it.

That was because the air pressure at sea level is greater than it is at higher altitudes. The pressure in the bag stayed the same but the air pressure outside of the bag became less making the bag puff up.

If you go down into the earth the pressure in the chip bag will stay the same but the outside pressure will be greater crushing the bag and if you go far enough down it will probably mash your chips.

This may not be the best description but it works for me. N, you cannot die from eating stale chips. Moisture is the culprit when discussing stale potato chips.

The chips themselves are very dry due to the fact that they have been fried and rid of almost all moisture. When a bag of chips is left open, the air in the room circulates into the bag. When the air comes into contact with the dry chip, the chip will soak up some of the moisture in the air.

The longer a bag is left open, the longer the chips are exposed to the moist air. Stale chips are basically chips with too much moisture. They lose their crispness. The oil that's in the chips is soaked up by the brown paper bag. Plastic bags like they come in originally don't soak up the oil so you never see this until the chips are in an absorbant container.

They same thing will happen if you put the chips in a bowl lined with paper towels or a napkin. The bowl liner become oily and discolored.

Now you know how much fat is in potato chips. If it is in a plastic zipped up bag in your suitcase-yes Otherwise-don't know. Normal fish do not puff up- only puffer fish. Usually the regular semi-sweet morsels come in 12 oz bags but lately I've seen the fancier chips in 8 oz bags. Most recipes call for 6 oz choc chips and 6 oz nuts so I just flop the bag on the counter, pick up the center and cut down the middle and that measures out half of the bag easily and you can throw the other half into a baggie I usually keep the half of the bag their recipe is on.

Well, all birds puff up.



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