Physical Science SUSA (2020-21 A party shop delivers helium-filled balloons to homes and businesses. The owners realice from experience that on hot summer days they should inflate the balloons only three

Physical Science SUSA (2020-21

A party shop delivers helium-filled balloons to homes and businesses. The owners realice from experience that on hot summer days they should inflate the balloons only three quarters full On cold winter days they can hilly
inflate the balloons. Which of the following is the BEST hypothesis to explain this observation?
Air outside the balloons leaks into the balloons
The helium gas is more active in the winter season
As the temperature increases, the helium in the balloons expands
Outdoor air pressure in the summer is less than indoor air pressure

Physical Science SUSA (2020-21 A party shop delivers helium-filled balloons to homes-example-1

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