Question

pls help i give brainliest

you buy a bag of crisps in an airport.After take off you take the crisps out of your ruck sack why has the bag expanded
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Answer 1

Answer:

Step-by-step explanation:

there is a pressure difference between inside and outside the container and if the — bag, bottle, whatever — is flexible enough it will either expand as the ambient air pressure decreases when climbing or collapse when the aircraft is descending and the pressure is increasing.......

this is ur answer ....